Toshiba Satellite A40 Maintenance Manual
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Toshiba Satellite A40 manual content summary:
- Toshiba Satellite A40 | Maintenance Manual - Page 1
Toshiba Personal Computer Satellite A40 Series Maintenance Manual TOSHIBA CORPORATION File Number 960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 2
in this manual has been reviewed and validated for accuracy. The included set of instructions and descriptions are accurate for the Satellite A40 Series at the time of this manual's production. However, succeeding computers and manuals are subject to change without notice. Therefore, Toshiba assumes - Toshiba Satellite A40 | Maintenance Manual - Page 3
could cause overheating, smoke or fire. q If you replace the battery pack or RTC battery, be sure to use only the same model battery or an equivalent battery recommended by Toshiba. Installation of the wrong battery can cause the battery to explode. Satellite A40 Maintenance Manual (960-458) iii - Toshiba Satellite A40 | Maintenance Manual - Page 4
removal and replacement of the FRUs. Appendices The appendices describe the following: q Handling the LCD module q Board layout q Pin assignments q Keyboard scan/character codes q Key layout q Wiring diagrams q BIOS Rewrite Procedures q Reliability iv Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 5
third. User input Text that you are instructed to type in is shown in the boldface type below: DISKCOPY A: B: The display Text generated by the computer that appears on its display is presented in the typeface below: Format complete System transferred Satellite A40 Maintenance Manual (960-458) v - Toshiba Satellite A40 | Maintenance Manual - Page 6
2-34 2.6 HDD Troubleshooting 2-37 2.7 Keyboard Troubleshooting 2-42 2.8 Display Troubleshooting 2-44 2.9 Optical Drive Troubleshooting 2-47 2.10 Modem Troubleshooting 2-49 2.11 LAN Troubleshooting 2-51 2.12 Wireless LAN Troubleshooting 2-52 vi Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 7
Floppy Disk Drive Utilities 3-45 3.22 System Configuration 3-50 3.23 Setup...3-52 3.24 Repair initial config set 3-68 3.25 Wireless LAN Test Program (Agere 3-69 3.26 Wireless LAN Test Program (Atheros 11b/g or 11a/g 3-73 3.27 Sound/LAN/Modem Test Program 3-76 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 8
3.28 IEEE1394 Test Program 3-80 3.29 Thermal Radiation Control Test 3-81 viii Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 9
Fan...4-49 4.19 Modem cable...4-51 4.20 Wireless LAN cover 4-52 4.21 Battery lock assembly 4-53 4.22 Speaker...4-54 4.23 Display mask/LCD unit/FL inverter 4-57 4.24 LCD cable/Sensor switch/Wireless LAN antenna 4-61 4.25 Hinge...4-65 4.26 Fluorescent Lamp ...4-69 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 10
Appendix G Appendix H Appendix I Handling the LCD Module A-1 Board Layout B-1 Pin Assignments C-1 Keyboard Scan/Character Codes D-1 Key Layout...E-1 Wiring Diagrams F-1 BIOS Rewrite Procedures G-1 EC/KBC Rewrite Procedures H-1 Reliability...I-1 x Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 11
Satellite A40 Maintenance Manual (960-458) xi - Toshiba Satellite A40 | Maintenance Manual - Page 12
Chapter 1 Hardware Overview - Toshiba Satellite A40 | Maintenance Manual - Page 13
1 Hardware Overview 1-ii Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 14
-RAM/R/RW) Drive 1-27 1.10 Keyboard...1-29 1.11 TFT Color Display...1-30 1.11.1 LCD Module 1-30 1.11.2 FL Inverter Board 1-31 1.12 Power Supply...1-32 1.13 Batteries...1-34 1.13.1 Main Battery 1-34 1.13.2 Battery Charging Control 1-35 1.13.3 RTC battery 1-36 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 15
-Multi drive specifications 1-27 LCD module specifications 1-30 FL inverter board specifications 1-31 Power supply output rating 1-33 Battery specifications 1-34 Time required for quick charges 1-35 RTC battery charging/data preservation time 1-36 1-iv Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 16
1 Hardware Overview Satellite A40 Maintenance Manual (960-458) 1-v - Toshiba Satellite A40 | Maintenance Manual - Page 17
Hardware Overview 1 Features 1.1 Features The Toshiba Satellite A40 Personal Computer is a high performance all-in q Chipset The Satellite A40 is equipped with Intel Montara-GT, Intel ICH4-M and YEBISU-SS. q Cache Memory Intel Mobile Pentium Satellite A40 Maintenance Manual (960-458) 1-1 - Toshiba Satellite A40 | Maintenance Manual - Page 18
DVD-RAM Drive. It is full-size and runs either 12cm (4.72-inch) or 8cm (3.15-inch) DVD/CD without an adaptor. It is a highperformance drive that reads DVD at maximum 8-speed, writes DVD-R/-RW at 1-speed, and reads CD at maximum 24-speed (3,600 KB per second). 1-2 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 19
by Video Electronics Standards Association (VESA) Display Data Channel (DDC) 2B compatible functions. q PC card slot The PC card slot accepts one Type II (5mm thick) card. The slot is equipped with an ejector and supports ToPIC-100 (3.3V/CardBus). Satellite A40 Maintenance Manual (960-458) 1-3 - Toshiba Satellite A40 | Maintenance Manual - Page 20
devices connected with SVideo cable. θ LAN (Intel-made)/MODEM (Askey -made) Connectors for LAN and Modem are separately mounted. q Wireless LAN (Mini PCI slot) The wireless LAN (802.11b, 802.11a/b/g, or 802.11b/g Combo) is equipped on the mini PCI slot. 1-4 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 21
1.1 Features 1 Hardware Overview The front of the computer is shown in figure 1-1 and the system unit configuration is shown in figure 1-2. Figure 1-1 Front of the computer Satellite A40 Maintenance Manual (960-458) 1-5 - Toshiba Satellite A40 | Maintenance Manual - Page 22
1 Hardware Overview 1.1 Features Figure 1-2 System unit configuration 1-6 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 23
1.2 System Unit Block Diagram 1.2 System Unit Block Diagram Figure 1-3 is a block diagram of the system unit. 1 Hardware Overview Figure 1-3 System unit block diagram Satellite A40 Maintenance Manual (960-458) 1-7 - Toshiba Satellite A40 | Maintenance Manual - Page 24
• Supports PC2700 - 256MB: 256Mbit (16M × 16bit) chips × 8 - 512MB: 512Mbit (32M × 8bit) chips × 16 - 512Mbit (32M × 16bit) chips × 8 - 1GB: 512Mbit (64M × 8 bit) chips × 16 • 200 pin, SO Dual In-line Memory Modules (SO-DIMM) • 2.5 volt operation 1-8 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 25
(LPC) Interface (EC/KBC, Super I/O) - Serial Interrupt Controller - ACPI Power Management Controller - Deeper Sleep Support - AC'97 2.3 Interface - Internal RTC - Internal LAN Controller (WfM2.0) - Alert ON LAN (AOL) - 421-ball (31×31mm) BGA Package Satellite A40 Maintenance Manual (960-458) 1-9 - Toshiba Satellite A40 | Maintenance Manual - Page 26
− 128KB used for system BIOS − 64KB used for VGA-BIOS − 64KB used for ACPI − 8KB used for PnP − 8KB used for password security − 16KB used for booting − 128KB are reserved • 5.0V operation • Access time : 120 ns or 90 ns • Data transfer: 8-bit 1-10 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 27
of switching and simultaneous operation of the accupoint/external PS/2 mouse and of the internal keyboard/external PS/2 keyboard q PSC (Power Supply Controller) • One Toshiba TMP87PM48U chip is used. • This controller controls the power sources. Satellite A40 Maintenance Manual (960-458) 1-11 - Toshiba Satellite A40 | Maintenance Manual - Page 28
.11b/g: Atheros-made q Super I/O • One SMSC LPC 47N259 chip is used. - Floppy Disk Controller - Serial Port Controller q IEEE1394 • One TSB43AB22 is used. q Sensor • Thermal Sensor: One ADM1032AR chip is used. • LCD Sensor: One NRS-701-1015T is used. 1-12 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 29
Table 1-1 3.5-inch FDD specifications Items Data transfer rate FDD part USB Disk rotation speed Track density 720KB mode 1.44MB mode 250K bits/second 500K bits/second Full speed mode (12M bits/second) 300rpm 360rpm 5.3 track/mm (135TPI) Satellite A40 Maintenance Manual (960-458) 1-13 - Toshiba Satellite A40 | Maintenance Manual - Page 30
TOSHIBA HDD2190B 69.85 9.5 100 95 max. TOSHIBA HDD2183B 99 max. Parameter Outline dimensions Width (mm) Height (mm) Depth (mm) Weight (g) Specifications TOSHIBA TOSHIBA HDD2184B HDD2194B 69.85 9.5 100 102 max. TOSHIBA HDD2188B 99 max. 1-14 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 31
91 HITACHI G8BC00017610 95 Parameter Outline dimensions Width (mm) Height (mm) Depth (mm) Weight (g) Specifications HITACHI G8BC00013610 HITACHI G8BC00017810 HITACHI G8BC00014810 70.1 (MAX) 69.85 9.5 100 100.2 95 max 95 max 102 max. Satellite A40 Maintenance Manual (960-458) 1-15 - Toshiba Satellite A40 | Maintenance Manual - Page 32
Track density (Ktpi) Access Time Average seek (sec) Start time (sec) TOSHIBA HDD2184B Specifications TOSHIBA HDD2194B 60GB 5400 202.9-373.3 258-394 78.9 100 max. (Ultra DMA mode) 88.8 12 4 typ. TOSHIBA HDD2188B 80GB 4200 175.0-341.78 88.1 1-16 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 33
(MB/s) Track density (Ktpi) Access Time (ms) Average seek (Read) Average seek (Write) Start time (sec) Specifications IBM G8BC00014610 IBM G8BC0000Z810 60GB 80GB 5400 4200 450 350 100 max. (Ultra DMA mode) 96 96 12 12 14 14 3.5 5 Satellite A40 Maintenance Manual (960-458) 1-17 - Toshiba Satellite A40 | Maintenance Manual - Page 34
) Start time (sec) HITACHI G8BC00013610 60GB 5400 263.2-407.2 85.5 Specifications HITACHI G8BC00017810 80GB 4200 187.2-351.2 100 max. (Ultra DMA mode) 80 13 typ - 5 (Power on) HITACHI G8BC00014810 80GB 5400 450 max 96 12 typ 14 typ 3.5 (Power on) 1-18 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 35
read), DVD-RW (read), DVD-RAM (read, Version 2.1), DVD-RAM (read, Version 1.0) CD-Audio, CD+(E)G, CD-MIDI, CD-TEXT, CD-ROM, CDROM XA, CD-I, CD-I Bridge (Photo-CD, Video-CD), Multisession CD (Photo-CD, CD-EXTRA, CD-R, CD-RW), CD-R (read), CD-RW (read) Satellite A40 Maintenance Manual (960-458) 1-19 - Toshiba Satellite A40 | Maintenance Manual - Page 36
, DVD-RAM (2.6GB/4.7GB, read only), DVD-R (3.95GB/4.7GB, read only), DVD-RW (4.7GB, read only) CD-ROM Mode 1/Mode 2, CD-ROM XA, CD-I Digital Video, Photo-CD Multisession, CD-Audio disc, Mixed mode CD-ROM, CD-EXTRA, CD-TEXT, CD-R (read only), CD-RW (read only) 1-20 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 37
DVD Specifications TEAC G8CC0001D810 1,545 to 3,600KB/sec. 4,469 to 10,816KB/sec. 90 110 2MB CD-DA, CD-ROM Mode 1, CD-ROM XA Mode 2 (Form 1,Form 2), Multi-session Photo CD, CD-I, Video CD, DVD-ROM, DVD-R,(General, Authoring), DVD-Video, DVDRW, DVD-RAM(4.7GB, 2.6GB) Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 38
Supported formats CD DVD Specifications Panasonic G8CC0001C810 MAX 24×CAV(MAX 3600KB/s) MAX 8× CAV(MAX 10800KB/s) 130 180 2MB CD-DA, CD-ROM XA, CD-R, CD-Extra(CD+), CD-RW, Photo CD, Video CD, CD-text DVD-Video, DVD-ROM, DVD-R(3.9GB, 4.7GB), DVD-RW, DVD-RAM(4.7GB) 1-22 Satellite A40 Maintenance - Toshiba Satellite A40 | Maintenance Manual - Page 39
Table 1-5 CD-RW/DVD-ROM drive specifications (3/3) Item Burst data transfer rate (MB/s) Average random access time (ms) Average random seek time (ms) Average full stroke access time (ms) Data buffer capacity Supported formats (for play) CD DVD Specifications Toshiba SDR2412OAA 16.7 (PIO Mode - Toshiba Satellite A40 | Maintenance Manual - Page 40
a highperformance drive that reads DVD at maximum 8-speed, writes DVD-R/-RW at 1-speed, and reads CD at maximum 24-speed (3,600 KB per second). The DVD-R/-RW drive is shown in figure 1-8. Specifications are listed in Table 1-6. Figure 1-8 DVD-R/-RW drive 1-24 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 41
drive specifications Item ATAPI Burst (MB/sec) Average access time (ms) DVD-ROM CD-ROM DVD-RAM Data buffer (MB) Speed (Read) DVD-ROM DVD-RAM CD-ROM Speed (Write) CD-R CD-RW DVD-R DVD-RW Supported format (Read) Toshiba .1.0, Ver.1.1) DVD-RAM(Ver.2.1) Satellite A40 Maintenance Manual (960-458) 1-25 - Toshiba Satellite A40 | Maintenance Manual - Page 42
speed, writes DVD-R/-RW at 2-speed, DVD+R/+RW at 2.4-speed and reads CD at maximum 24-speed (3,600 KB per second). The DVD multi drive is shown in Figure 1-9. Specifications for the DVD multi drive are described in table 1-7. Figure 1-9 DVD±RW drive 1-26 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 43
Drive 1 Hardware Overview Table 1-7 DVD±RW drive specifications Item ATAPI Burst (MB/sec) Average access time (ms) DVD-ROM CD-ROM Data buffer (MB) Speed (Read) DVD-ROM CD-ROM Speed (Write) CD-R CD-RW DVD-R DVD-RW DVD+R DVD+RW Supported +R, DVD+RW Satellite A40 Maintenance Manual (960-458) 1-27 - Toshiba Satellite A40 | Maintenance Manual - Page 44
Multi-word DMA mode 2) 180 130 - 2MB DVD-VIDEO, DVD-ROM, DVD-R (3.9GB, 4.7GB), DVD-RW (Ver.1.1), DVD-RAM CD-DA, CD-ROM, CD-R/W, CD-R, CD-ROM XA (except ADPCM), CD-I Ready, Photo CD (Multi session), Video CD, CD-EXTRA (CD+), CD-TEXT CD-R, CD-R/W 1-28 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 45
-word DMA mode 2) 130 110 - 2MB DVD-VIDEO, DVD-ROM, - DVD-R (General, Authoring), DVD-RW, DVD-RAM(4.7GB, 2.6GB /Read only) CD-DA, CD-ROM Mode1, CD-ROM XA Mode2 (Form1, Form2), CD-I, Photo CD (Multi session), Video CD, Enhanced CD, CD-TEXT Satellite A40 Maintenance Manual (960-458) 1-29 - Toshiba Satellite A40 | Maintenance Manual - Page 46
of character key and control key. The keyboard is connected to membrane connector on the system board and controlled by the keyboard controller. Figure 1-11 is a view of the keyboard. See Appendix E about a layout of the keyboard. Figure 1-11 Keyboard 1-30 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 47
module Table 1-9 LCD module specifications (14.1-inch XGA TFT) (1/3) Item Number of Dots Dot spacing (mm) Display range (mm) G33C00014110 Specifications VF2093P01 VF2058P01 1,024(W) x 768(H) 0.279(H) x 0.279(V) 285.696(H) x 214.272(V) G33C00015110 Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 48
. Table 110 lists the FL inverter board specifications. Table 1-10 FL inverter board specifications Input Output Item Voltage (V) Power (W) Voltage (V) Current (mA) Power (mA) Specifications G71C00011121 G71C00011110 DC 5 7 750 6.00 5W/7VA 1-32 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 49
• Input voltage to logic system • Input voltage, overvoltage and input/output to battery pack • Battery pack's internal temperature • Input voltage to DC power supply (output from AC adaptor) The power supply output rating is specified in Table 1-11. Satellite A40 Maintenance Manual (960-458) 1-33 - Toshiba Satellite A40 | Maintenance Manual - Page 50
FIR YEBISUSS, PC Card Power, mini-PCI, MDC ICH4-M, EC/KBC, Flash Memory, PSC CRT, ICH4-M, FL inverter, LEDs, HDD, ODD, KB, PAD, Parallel MM1517A(Amp) AD1981B, Amp, Int/Ext Mic, Head Phone PC Card Power, USB Power ICH4-M, LM26CIM5, LED PSC ICH4-M(RTC) 1-34 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 51
3.0 V Capacity 8,400mAh 17mAh 1.13.1 Main Battery The removable main battery pack is the computer's main power source when the AC adaptor is not attached. The main battery maintains the state of the computer when the computer enters in resume mode. Satellite A40 Maintenance Manual (960-458) 1-35 - Toshiba Satellite A40 | Maintenance Manual - Page 52
only when the battery is charging at quick charge. A full charge is detected under any of the following conditions: 1. The current in the battery charging circuit drops under the predetermined limit. 2. The charging time exceeds the fixed limit. 1-36 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 53
is turned off. Table 1-14 lists the charging time and data preservation period of the RTC battery. Table 1-14 RTC battery charging/data preservation time Status Charging Time (power on) Data preservation period (full charge) Time 8 hours 1 month Satellite A40 Maintenance Manual (960-458) 1-37 - Toshiba Satellite A40 | Maintenance Manual - Page 54
Chapter 2 Troubleshooting Procedures - Toshiba Satellite A40 | Maintenance Manual - Page 55
2 Troubleshooting Procedures 2-ii Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 56
4 Diagnostic Test Program Execution Check 2-40 Procedure 5 Connector Check and Replacement Check 2-41 2.7 Keyboard Troubleshooting 2-42 Procedure 1 Diagnostic Test Program Execution Check 2-42 Procedure 2 Connector and Replacement Check 2-43 Satellite A40 Maintenance Manual (960-458) 2-iii - Toshiba Satellite A40 | Maintenance Manual - Page 57
Procedure 1 Diagnostic Test Program Execution Check 2-56 Procedure 2 Connector Check 2-57 Procedure 3 Replacement Check 2-58 2.14 SD Card Slot Troubleshooting 2-59 Procedure 1 Check on Windows 2-59 Procedure 2 Connector/Replacement Check 2-59 2-iv Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 58
2-2 Table 2-3 Table 2-4 Table 2-5 Table 2-6 Table 2-7 Battery icon...2-6 DC IN icon ...2-7 Error code...2-9 Diagnostics test result code 2-16 Printer port LED status 2-23 FDD error code and status 2-35 Hard disk drive error code and status 2-40 Satellite A40 Maintenance Manual (960-458) 2-v - Toshiba Satellite A40 | Maintenance Manual - Page 59
2 Troubleshooting Procedures 2-vi Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 60
are: 1. Power supply 5. Keyboard 9. LAN 2. System Board 6. Display 10. Wireless LAN 3. Floppy Disk Drive 7. Optical Drive 11. Sound components 4. Hard Disk Drive 8. Modem 12. SD Card Slot The Diagnostics Disk operations are described in Chapter 3. Detailed Replacement Procedures are given - Toshiba Satellite A40 | Maintenance Manual - Page 61
customer tha t Toshiba Windows is installed on the hard disk. NonWindows operating systems can cause the computer to malfunction. q Make sure all optional equipment is removed from the computer. q Make sure the External USB floppy disk drive is empty. 2-2 Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 62
2.2 Troubleshooting Flowchart 2 Troubleshooting Procedures Figure 2-1 Troubleshooting flowchart (1/2) Satellite A40 Maintenance Manual (960-458) 2-3 - Toshiba Satellite A40 | Maintenance Manual - Page 63
2 Troubleshooting Procedures 2.2 Troubleshooting Flowchart Figure 2-1 Troubleshooting flowchart (2/2) 2-4 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 64
in Section 2.12. 10. If an error is detected on the sound test, perform the Sound Troubleshooting Procedures in Section 2.13. 11. If an error is detected on the SD card test, perform the SD card slot Troubleshooting Procedures in Section 2.14. Satellite A40 Maintenance Manual (960-458) 2-5 - Toshiba Satellite A40 | Maintenance Manual - Page 65
The power supply controller displays the power supply status through the Battery icon and the DC IN icon as listed in the tables below. To check the power supply status, install a battery pack and connect an AC adapter. Table 2-1 Battery icon Battery icon Lights orange Lights green Blinks orange - Toshiba Satellite A40 | Maintenance Manual - Page 66
adapter. If the LED still blinks, perform the followings: Check 1 If the DC IN icon blinks orange, go to Procedure 2. Check 2 If the DC IN icon does not light blue, go to Procedure 3. Check 3 If the battery icon does not light orange or blue, go to Procedure 4. Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 67
2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting Procedure 2 Error Code Check If the power supply microprocessor detects a malfunction, the DC IN icon blinks orange. The blink pattern 12h (Error codes are given in hexadecimal format.) 2-8 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 68
DC Power (AC Adapter) 1st battery 2nd battery S3V output (3.3V) 1R5-C1V output (1.5V) 1R5-C1V output (1.5V) FAN12V-PXP output PPV output E5V output (5.0V) E3V output (3.3V) FAN12V-PXP output 1R25-B1V output (1.25V) 1R25-B1V output (1.25V) 2R5-B2V output (2.5V) Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 69
there is no load. 35h 2nd battery charge current is over 0.3 A. q S3V output Error code Meaning 40h S3V voltage is 3.14 V or under, when the computer is powered on/off. 45h S3V voltage is 3.14 V or under, when the computer is booting up. 2-10 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 70
is powered on/off. 71h FAN12V-PXP voltage is 0.00 V or under, when the computer is powered on. 72h FAN12V-PXP voltage is 0.00 V or under, when the computer is booting up. 73h FAN12V-PXP voltage is 0.00 V or over, when the computer is powered off. Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 71
is powered on/off. B1h FAN12V-PXP voltage is 0.00 V or under, when the computer is powered on. B2h FAN12V-PXP voltage is 0.00 V or under, when the computer is booting up. B3h FAN12V-PXP voltage is 0.00 V or over, when the computer is powered off. 2-12 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 72
the computer is powered on. E2h 2R5-B2V voltage is 2.125 V or under, when the computer is booting up. E3h 2R5-B2V voltage is 2.125 V or over, when the computer is powered off. E4h 2R5-B2V voltage is 2.125 V or under when the computer is suspended. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 73
battery pack is correctly installed in the computer. If the battery pack is correctly installed, go to the following step: q Replace the battery pack with a new one. If the error still exists, go to Procedure 5. Check 4 For any other error, go to Procedure 5. 2-14 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 74
, go to Procedure 5. • If the battery icon does not light, go to Check 6. Check 6 Make sure the battery pack is installed in the computer correctly. If the battery is properly installed and the battery icon still does not light, go to Procedure 4. Satellite A40 Maintenance Manual (960-458) 2-15 - Toshiba Satellite A40 | Maintenance Manual - Page 75
A bad battery is installed. Any other problems. Check items Normal Normal Check 1 Check 1 Check 2 Check 3 Check 4 Check 2 Check 5 Check 1 Make sure the AC adaptor and AC power cord are firmly plugged into the DC IN socket and the wall outlet. If these cables are connected correctly, replace the AC - Toshiba Satellite A40 | Maintenance Manual - Page 76
2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures Procedure 5 Replacement Check The system board processor module may be disconnected or damaged. Disassemble the computer following the steps described in Chapter 4, Replacement Procedures. Check the connection between the AC adaptor and - Toshiba Satellite A40 | Maintenance Manual - Page 77
1 and continue with the other procedures as instructed. The procedures described in this section are: Procedure 1: Message Check Procedure 2: Printer Port LED Check Procedure 3: Diagnostic Test Program Execution Check Procedure 4: Replacement Check 2-18 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 78
data stored in RAM under the resume function is lost because the battery has become discharged or the system board is damaged. Go to Procedure 3. WARNING: RESUME FAILURE. PRESS ANY KEY TO CONTINUE. If any other error message is displayed, perform Check 3. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 79
(18) KBC ERROR (19) HDC ERROR (20) HDD #0 ERROR (21) HDD #1 ERROR (22) NO FDD ERROR (23) FDC ERROR (24) TIMER INTERRUPT ERROR (25) RTC UPDATE ERROR 2-20 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 80
Troubleshooting 2 Troubleshooting Procedures Procedure 2 Printer Port LED Check The printer port LED displays the IRT status and test status by turning lights on and off as an eight-digit binary value for boot ) Figure 2-3 Printer port LED board Satellite A40 Maintenance Manual (960-458) 2-21 - Toshiba Satellite A40 | Maintenance Manual - Page 81
, the IRT test has already completed the Vector initialization. In this instance, the IRT indicates an error has been detected during the NDP initialization. 2-22 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 82
Permission of cache (L1 cache only) Memory clear Transition to real mode and copy of BIOS to RAM Saving of key scan code Initialization of TASK_1ms_TSC setting screen FAN control Sound initialization (for BEEP sound) System speaker enable Satellite A40 Maintenance Manual (960-458) 2-23 - Toshiba Satellite A40 | Maintenance Manual - Page 83
Board Troubleshooting Table 2-5 Printer port LED status (2/8) LED Status Test item (B6h) (BIOS rewrite) (B3h) 00h Prohibition of cache Contents Cancel of sound mute Setting of volume to max. Display of messages (EC/KBC UPDATE/DAMAGED, BIOS UPDATE/DAMAGED) Key input Prohibition of USB BEEP - Toshiba Satellite A40 | Maintenance Manual - Page 84
73H Checksum check of system BIOS RAM area Resume error 79H Checksum check of PnP RAM Resume error 77H To resume process (RESUME_MAIN) Resume error process Returns the CPU clock to "Low" Prohibition of all SMI Clears resume status Returns to ROM Satellite A40 Maintenance Manual (960-458) 2-25 - Toshiba Satellite A40 | Maintenance Manual - Page 85
adapter rated over current control Dividing procedures for time measuring by IRT Setting for clock generator Check of parameter block A CPU Initialization Microcode update Geyserville support check Setting of CPU clock to "high" Graphics Aperture Size setting 2-26 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 86
, USB Device recognition and initialization Control of built-in LAN permission/prohibition PIC initialization PIC test Check if self test is executed or not (at Cold boot only) (space key and printer loop back connector check) Password Initialization PCI bus initialization (connection of - Toshiba Satellite A40 | Maintenance Manual - Page 87
start Initialization of buffers for power saving EC initialization & Reading of battery information Update of system BIOS (Update of model name and EDID information for LCD) Waiting for VGA chip initialization completion VGA BIOS initialization 2-28 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 88
for resume password Setting of repeat parameter for USB KB Final check of key input during IRT Storing of T_SHADOW_RAM_SIZE Update of system resource before boot Rewriting of memory map data of INT15h E820h function Waiting for AC-Link initialization completion Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 89
to be set by SETUP) Waiting of motor-off completion of disabled HDD Final decision of USB FDD drive information Post processing of PRE_BOOT_SETUP Clearance of PWRBTN_STS Enabling POWER Button Clearance of IRT status Update of check sum of Runtimeside 2-30 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 90
2.4 System Board Troubleshooting FFh End 2 Troubleshooting Procedures Satellite A40 Maintenance Manual (960-458) 2-31 - Toshiba Satellite A40 | Maintenance Manual - Page 91
Troubleshooting NOTE: The printer port LED outputs the status of an item in which an error is occurred. If the printer port LED outputs "0Ch" and then halts, it indicates memory 2.5 3.5" FDD Troubleshooting Section 2.6 2.5" HDD Troubleshooting 2-32 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 92
5. Floppy Disk test 6. Printer test 7. Hard Disk test 8. Real Timer test 9. NDP test 10. Expansion test 11. CD-ROM/DVD-ROM test 12. LAN 13. Wireless LAN test 14. Sound/LAN/Modem test 15. IEEE1394 If an error is detected during these tests, go to Procedure 4. Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 93
Damaged connector pins If connectors are in good condition, but there is still a problem, go to Check 2. Check 2 The system board may be damaged. Replace the system board with a new one following the steps described in Chapter 4, Replacement Procedures. 2-34 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 94
Disk in the computer's floppy disk drive, turn on the computer and run the test. Clean the FDD heads using the cleaning kit. If the FDD still does not function properly after cleaning, go to Procedure 2. If the test program cannot be executed, go to Procedure 3. Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 95
Check 1 If the follo wing message displays, release the write protect tab on the floppy disk. If any other message appears, perform Check 2. FDD-Write protected Check 2 Make sure the floppy disk is formatted correctly. If it is, go to Procedure 3. 2-36 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 96
2.5 FDD Troubleshooting 2 Troubleshooting Procedures Procedure 3 Connector Check and Replacement Check The 3.5inch FDD is connected to the System Board via USB port. Check 1 Make sure the USB cable is securely connected to the FDD. Also, make sure the USB cable of the FDD is securely connected to - Toshiba Satellite A40 | Maintenance Manual - Page 97
..... or Non-System disk or disk error Replace and press any key Check 3 Make sure the Hard Disk option is set to not used. If it is set to not used, choose another setting and restart the computer. If the problem still exists, go to Procedure 2. 2-38 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 98
as active, return to the FDISK menu and choose the option to set the active partition for drive C. Restart the computer and then go to Procedure 3. Check 4 Remove the FD and restart the computer. If the problem still exists, go to Procedure 3. Satellite A40 Maintenance Manual (960-458) 2-39 - Toshiba Satellite A40 | Maintenance Manual - Page 99
an error message appears on the display, refer to the Toshiba MS-DOS Manual for more information and perform Check 2. Check 2 Using the Diagnostics Disk, format the HDD with a low level format option. Tests and Diagnostic program, go to Procedure 4. 2-40 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 100
HDC not reset Drive not initialized HDC overrun (DRQ) DMA boundary error Bad sector error Bad track error ECC error ECC recover enable HDC error Seek error Time out error Drive not ready Undefined error Write fault Status error Access time out error No HDD Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 101
new one following the instructions in Chapter 4, Replacement Procedures. If the problem still exists, perform Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures. 2-42 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 102
on how to perform the test program. If an error occurs, go to Procedure 2. If an error does not occur, the keyboard is functioning properly. Satellite A40 Maintenance Manual (960-458) 2-43 - Toshiba Satellite A40 | Maintenance Manual - Page 103
one following the instructions in Chapter 4, Replacement Procedures. If the proble m still exists, perform Check 5. Check 5 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures. 2-44 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 104
checks the display controller on the system board. Insert the Diagnostics disk in the computer's floppy disk drive, turn on the computer and run the test. Refer to Chapter 3, Tests and Diagnostics for details. If an error is detected, go to Procedure 3. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 105
inverter board, or they may be damaged. Disassemble the computer following the steps described in Chapter 4, Replacement Procedures. If the connection is loose, reconnect firmly and restart the computer. If there is still an error, go to Procedure 4. 2-46 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 106
in Chapter 4, Replacement Procedure and test the display again. If the problem still exists, perform Check 5. Check 5 The system board may be defective or damaged. Replace it with a new one following the instructions in Chapter 4, Replacement Procedure. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 107
computer's floppy disk drive, turn on the computer and run the test. Refer to Chapter 3, Tests and Diagnostics, for more information about the diagnostics test procedures. If any errors occur while executing the CD-ROM/DVD-ROM test, go to Procedure 2. 2-48 Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 108
to Check 2. Check 2 The Optical Drive may be defective or damaged. Replace the drive with a new one. If there is still an error, go to Check 3. Check 3 Replace the system board with a new one following the steps in Chapter 4, Replacement Procedures. Satellite A40 Maintenance Manual (960-458) 2-49 - Toshiba Satellite A40 | Maintenance Manual - Page 109
computer's floppy disk drive, turn on the computer and run the test. Refer to Chapter 3, Tests and Diagnostics, for more information about the diagnostics test procedures. If any errors occur while executing the Sound/LAN/Modem test, go to Procedure 2. 2-50 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 110
Troubleshooting 2 Troubleshooting Procedures Procedure 2 Connector Check and Replacement Check The Modem is installed as a modem daughter card (MDC). If the modem malfunctions, there may be a bad connection between the MDC and the System Board. Or the MDC, System Board or their connectors might - Toshiba Satellite A40 | Maintenance Manual - Page 111
Procedure 2 Connector Check and Replacement Check The RJ45 jack with LAN cable is on the System Board. If the LAN malfunctions, the System Board might be damaged. Disassemble the computer following the steps described in Chapter 4, Replacement Procedures. 2-52 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 112
communicate by the wireless LAN. Perform the test following the instructions described in Chapter 3, Wireless LAN Test Program. If the computer passes the test, the function is correctly working. If the computer does not pass the test, perform Procedure 2. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 113
(black and white) are firmly connected to the wireless LAN board. If the wireless LAN antenna cables are disconnected, connect them firmly and perform Procedure 1. If the wireless LAN function is still not functioning properly, perform Check 3. 2-54 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 114
1. If the wireless LAN antenna cables do not pass the test, replace the wireless LAN antenna cables with new ones following the steps in Chapter 4, Replacement Procedures. If the wireless LAN is still not functioning properly, go to Procedure 4. Satellite A40 Maintenance Manual (960-458) 2-55 - Toshiba Satellite A40 | Maintenance Manual - Page 115
or damaged. Replace it with a new one following the steps in Chapter 4, Replacement Procedures. If the problem still exists, perform Check3. Check 3 Replace the system board with a new one following the instructions in Chapter 4, Replacement Procedures. 2-56 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 116
is stored on the computer's diagnostic disk. Insert the Diagnostics disk in the computer's floppy disk drive, turn on the computer and run the test. Refer to Chapter 3, Tests and Diagnostics, for details. If an error is detected, go to Procedure 2. Satellite A40 Maintenance Manual (960-458) 2-57 - Toshiba Satellite A40 | Maintenance Manual - Page 117
Procedures Procedure 2 Connector Check The sound function wiring diagram is shown below: 2.13 Sound Troubleshooting Any of the connections may be disconnected. Disassemble the computer following the steps described in Chapter 4, Replacement Procedures and perform the following checks - Toshiba Satellite A40 | Maintenance Manual - Page 118
with a new one. If the recording function still does not work properly, go to Check 4. Check 4 The system board may be defective or damaged. Replace the system board with a new one following the instructions in Chapter 4, Replacement Procedures. Satellite A40 Maintenance Manual (960-458) 2-59 - Toshiba Satellite A40 | Maintenance Manual - Page 119
Check 2. Check 2 The SD card may be faulty. Replace it with a new one following the step in Chapter 4. If the problem continues, perform Check 3. Check 3 The system board may be faulty. Replace it with a new one following the step in Chapter 4. 2-60 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 120
2.14 SD Card Slot Troubleshooting 2 Troubleshooting Procedures Satellite A40 Maintenance Manual (960-458) 2-61 - Toshiba Satellite A40 | Maintenance Manual - Page 121
Chapter 3 Tests and Diagnostics - Toshiba Satellite A40 | Maintenance Manual - Page 122
3 Tests and Diagnostics 3-ii Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 123
10 3.5 Memory Test...3-13 3.6 Keyboard Test...3-14 3.7 Display Test...3-17 3.8 Floppy Disk Test ...3-20 3.9 Printer Test...3-22 3.10 Hard Disk Test 43 3.20.2 Operations 3-43 3.21 Floppy Disk Drive Utilities 3-45 3.21.1 Function Description 3-45 Satellite A40 Maintenance Manual (960-458) 3-iii - Toshiba Satellite A40 | Maintenance Manual - Page 124
Program 3-80 3.29 Thermal Radiation Control Test 3-81 Tables Table 3-1 Table 3-2 Table 3-3 Table 3-4 Subtest names 3-8 Error codes and error status names 3-35 Hard disk controller status register contents 3-38 Error register contents 3-39 3-iv Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 125
The DIAGNOSTIC TEST MENU contains the following twelve functional tests: q SYSTEM TEST q MEMORY TEST q KEYBOARD TEST q DISPLAY TEST q FLOPPY DISK TEST q PRINTER TEST q HARD DISK TEST q REAL TIMER TEST q NDP TEST q EXPANSION TEST q CD-ROM/DVD-ROM TEST Satellite A40 Maintenance Manual (960-458) 3-1 - Toshiba Satellite A40 | Maintenance Manual - Page 126
DVD-ROM drive (CD-ROM test) q A microphone q A modular cable and RJ11 connector checker q A modular cable and RJ11 connector checker (LED) q USB test module and USB cable q LAN wraparound connector (LAN test) q PC for communication test (wireless LAN test) 3-2 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 127
or ↓ key and press Enter key. To execute Repair initial config set, select "2.Repair initial config set" with ↑ or ↓ key and press Enter key. The followings are described on the Repair Main (T&D). The Repair initial config set is described in section 3-24. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 128
detailed descriptions of item 4 through 8 and 0 (Service programs). NOTE: To exit the DIAGNOSTIC TEST MENU, press the Esc key. If a test program is in progress, press Ctrl + Break to exit the test program, or press Ctrl + C to stop the test program. 3-4 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 129
through 3.15 for detailed descriptions of each Diagnostic Tests 1 through 14. Function 88 sets the floppy disk drive and hard disk drive error retry count (0255). To return to the Diagnostics Menu, set the highlight bar to Function 99 and press Enter. Satellite A40 Maintenance Manual (960-458) 3-5 - Toshiba Satellite A40 | Maintenance Manual - Page 130
and press Enter. The following message will appear: TEST LOOP : YES/NO Selecting YES increases the pass counter by one, each time the test cycle ends and restarts the test cycle. Selecting NO returns to the subtest menu after the test is complete. 3-6 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 131
" 6. Use the arrow keys to move the cursor to the desired option and press Enter. Table 3-1 in section 3.3 describes the function of each test on the subtest menu. Table 3-2 in section 3.16 describes the error codes and error status for each error. Satellite A40 Maintenance Manual (960-458) 3-7 - Toshiba Satellite A40 | Maintenance Manual - Page 132
key test VRAM read/write for VGA Gradation for VGA Gradation for LCD Gradation & mode test for VGA All dot on/off for LCD "H" pattern display LCD brightness Sequential read Sequential read/write Random address/data Write specified address Read specified address 3-8 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 133
Tests and Diagnostics No. Test Name 6 PRINTER 8 HARD DISK 9 REAL TIMER 10 NDP 11 EXPANSION 13 CD- memory Real time carry NDP test PCMCIA wraparound RGB monitor ID Sequential read Read specified address Random address/data RW 1Point W/R/C LAN MAC ADDRESS DISPLAY Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 134
message will appear and display the max speed of the fan. Test Fan MAX Start *** CPU FAN Speed = XXXX rpm *** 2nd FAN Speed = XXXX rpm Press [Shift] + [S] KEY To exit this subtest and return to the SYSTEM test menu, press Shift + S. Subtest 06 Quick charge 3-10 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 135
3.4 System Test 3 Tests and Diagnostics This subtest checks the status for the quick charge. Satellite A40 Maintenance Manual (960-458) 3-11 - Toshiba Satellite A40 | Maintenance Manual - Page 136
messages appear in order. Input each information. (If you do not replace the PCB, the DMI information should not be changed.) 1. "Enter Model Name ?" is displayed. Input the computer's the DMI information to the Flash ROM, press Y, and then Enter. 3-12 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 137
to the Floppy disk, etc. Thermister check This subtest reads the status (normal/open/short) of the [Thermister connect check] of the PS micon. When it is not normal, an error message is displayed. When it is normal, the display returns to the main menu. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 138
the directions on the screen. Move the highlight bar to the subtest you want to execute and press Enter. Subtest 01 Conventional memory This subtest writes a constant data to conventional memory (0 to 640 0003, 0005, 0007, 0009, 000b, 000d and 000f. 3-14 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 139
screen mode when pressed. The scan codes, character codes, and key top names are shown in Appendix D. KEYBOARD TEST IN PROGRESS 302000 Scan code = Character code = Keytop = Ins Lock Caps Lock Num Lock Scroll Lock Alt Ctrl Left Shift Right Shift Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 140
3 Tests and Diagnostics PRESS [Enter] KEY 3.6 Keyboard Test 3-16 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 141
When moving your finger on the touch pad towards the upper left, the display changes according to the following illustration. If a touch pad switch : 0018h X-RATE : OK Y-RATE : OK (1) (2) > Satellite A40 Maintenance Manual (960-458) 3-17 - Toshiba Satellite A40 | Maintenance Manual - Page 142
message will appear. Select a port to test and press Enter. Test port number select (1:Port2, 2:Port3, 0:Port2&3) ? If the test ends successfully, OK is displayed. If there is a problem with the USB port, an error message appears. Check the wraparound connection and repeat the test. CD function key - Toshiba Satellite A40 | Maintenance Manual - Page 143
video RAM. LCD This subtest displays bands of gradations for mixed colors, then for red, green, and blue. Next, it displays eight solid colors full screen: red, semi-red, green, semigreen, blue, semi-blue, white, and semi-white. Each color displays for three seconds. Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 144
the DISPLAY TEST menu, press Enter after displaying the Mode 118. All dot on/off for LCD This subtest displays an all-white screen then an all-black screen. The display changes automatically every three seconds, then returns to the DISPLAY TEST menu. 3-20 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 145
displays a full screen of "H" patterns. LCD brightness The LCD brightness changes in the following order: Super-Bright -> Bright -> Semi-Bright -> Bright -> Super-Bright The display switches automatically every three seconds and returns to the DISPLAY TEST menu. Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 146
on the screen. After selecting the Floppy Disk Test from the DIAGNOSTIC TEST MENU, messages to execute the test drive number, media type and test start truck will be displayed specified address 99 - Exit to DIAGNOSTIC TEST MENU : XXXXX : XX : XXX 3-22 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 147
Enter. The following message will appear during the floppy disk test. FLOPPY DISK IN PROGRESS XXXXXXX xxx DIAGNOSTIC TEST VX.XX [Ctrl]+[Break] : test end [Ctrl]+[C] : key stop SUB-TEST PASS COUNT track, head, and address specified by an operator. Satellite A40 Maintenance Manual (960-458) 3-23 - Toshiba Satellite A40 | Maintenance Manual - Page 148
DIAGNOSTIC TEST MENU, press Enter and follow the directions on the screen. The following messages will appear after selecting the Printer Test from the DIAGNOSTIC TEST MENU. Answer shifting one character to the left at the beginning of each new line. 3-24 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 149
wiring diagram is described in Appendix F. This subtest checks the output and bi-directional modes of the data control and status lines through the parallel port wraparound connector (34M741986G01). (Both output and bi-directional modes are tested.) Satellite A40 Maintenance Manual (960-458) 3-25 - Toshiba Satellite A40 | Maintenance Manual - Page 150
yes or no. Data compare error dump (1:no, 2:yes) 2. This message is used to select whether or not the HDD status is displayed on the screen. The HDD status is described in section 3.18. Select yes or no. Detail status display (1:no, 2:yes) 3-26 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 151
the number of the subtest you want to execute and press Enter. The following message will appear during each subtest. HARD DISK TEST XXXXXXX SUB TEST PASS COUNT WRITE DATA ADDRESS : XX : XXXXX : XX is then read and compared to the original data. Satellite A40 Maintenance Manual (960-458) 3-27 - Toshiba Satellite A40 | Maintenance Manual - Page 152
3 Tests and Diagnostics 3.10 Hard Disk Test Subtest 04 Cross talk & peak shift This subtest writes eight types of worst pattern data (listed Write specified address This subtest writes specified data to a specified cylinder and head on the HDD. 3-28 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 153
3.10 Hard Disk Test 3 Tests and Diagnostics Subtest 07 Subtest 09 Subtest 10 Read specified address This subtest reads data, which has been data to a specified cylinder and head on the HDD, then reads the data and compares it to the original data. Satellite A40 Maintenance Manual (960-458) 3-29 - Toshiba Satellite A40 | Maintenance Manual - Page 154
subtest checks the following backup memories: Writes 1-bit of "on" data (01h through 80h) to address 0Eh through 7Fh Writes 1-bit of "off" data (FEh through 7Fh) to address 0Eh through 7Fh Writes the data pattern AAh and 55h to the address 0Eh to 7Fh 3-28 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 155
3.11 Real Timer Test 3 Tests and Diagnostics Then the subtest reads and compares this data with the original data. Satellite A40 Maintenance Manual (960-458) 3-29 - Toshiba Satellite A40 | Maintenance Manual - Page 156
:58 The real time increments are automatically executed and the following is displayed: Current date : 01-01-2000 Current time : 00:00:00 PRESS [Enter] KEY TO EXIT TEST Press Enter to exit. 3-30 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 157
To execute the NDP Test, select 10 from the DIAGNOSTICS TEST MENU, press Enter and follow the directions on the screen. Subtest 01 NDP This test checks the following functions of NDP: q Control word q Status word q Bus q Addition q Multiplication Satellite A40 Maintenance Manual (960-458) 3-31 - Toshiba Satellite A40 | Maintenance Manual - Page 158
TEST MENU, press Enter and follow the directions on the screen. NOTE: To execute this subtest, the PC card wraparound connector is required. Subtest 01 PCMCIA wraparound This subtest checks the xx - Toshiba Satellite A40 | Maintenance Manual - Page 159
data from the monitor. Therefore, this test will fail when it is performed in simultaneously display mode or panel display mode. Make sure the CRT used for this test is the one with ID and only the CRT is selected for display device before the test. Satellite A40 Maintenance Manual (960-458) 3-33 - Toshiba Satellite A40 | Maintenance Manual - Page 160
screen. NOTE: To execute the CD-ROM/DVD-ROM test, make sure the CD-ROM and CD-ROM drive or DVD-ROM and DVD-ROM drive is installed in the computer. For the subtest 01, 02 and 03, use the TOSHIBA CD-ROM TEST DISK data at one point on a CD/RW media. 3-34 Satellite M30 Maintenance Manual (960-455) - Toshiba Satellite A40 | Maintenance Manual - Page 161
the LAN Test, select 14 from the DIAGNOSTICS TEST MENU, press Enter and follow the directions on the screen. The LAN Test contains one subtest. Subtest 01 LAN MAC ADDRESS DISPLAY This subtest reads MAC ADDRESS and displays it. Press Enter to exit. Satellite A40 Maintenance Manual (960-458) 3-35 - Toshiba Satellite A40 | Maintenance Manual - Page 162
supported PS System ROM-Sensing Error For AC-adapter ROM-Sensing Error For 1st Battery ROM-Sensing Error For 2nd Battery ROM-Thormistor Error (1) ROM-Thormistor Error (2) ROM-Thormistor Error (3) RAM-Parity Error RAM-Protected Mode Not Changed RAM-Cache Memory Error USB-GET Descr. Error (First) USB - Toshiba Satellite A40 | Maintenance Manual - Page 163
Not Support FDD Power Off PRT-Busy Line HDD-Bad Command Error HDD-Address Mark Not Found HDD-Record Not Found Error HDD-HDC Not Reset Error HDD-Drive Drive Not Ready HDD-Undefined Error HDD-Write Fault HDD-Status Error HDD-Access Time Error HDD-No HDD Satellite A40 Maintenance Manual (960-458) 3-37 - Toshiba Satellite A40 | Maintenance Manual - Page 164
Co-Processor NDP-Control Word Error Card Type Error ZV_Cont\ Error Bad Command Illegal Length Unit Attention Media Change Request Media Detected Additional Sense Boundary Error Corrected Data Error Drive Not Ready Seek Error Time Out Reset Error Address Error 3-38 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 165
not ready for data transfer. "1" ... Drive is ready for data transfer. "0" ... Not used "1" ... Correctable data error is corrected. "0" ... Not used "1" ... Index is sensed. "0" ... Normal "1" ... The previous command was terminated with an error. Satellite A40 Maintenance Manual (960-458) 3-39 - Toshiba Satellite A40 | Maintenance Manual - Page 166
field in the requested sector. Not used "0" ... Not used "1" ... Illegal command or command abort. "0" ... The hard disk found track 0 during a recalibrate command. "1" ... The hard disk could not find track 0 during a recalibrate command. Not used 3-40 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 167
the Diagnostics Disk from the FDD, then insert the cleaning disk and press Enter. 3. When the "cleaning start" message appears, the FDD head cleaning has begun. 4. The display automatically returns to the DIAGNOSTIC MENU when the program is completed. Satellite M30 Maintenance Manual (960-455 - Toshiba Satellite A40 | Maintenance Manual - Page 168
in RAM. This function can store data on a floppy disk or output memory address (ADDR) 6. Write data (WD) 7. Read data (RD) 8. HDC status (HSTS) 9. Error status name (ERROR STATUS NAME) If the power switch is turned off, the error information will be lost. 3-42 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 169
. The 6 key reads the log information from a floppy disk. The 7 key writes the log information to a floppy disk. 3. In the case of "error retry OK," a capital "R" will be placed at the beginning of the error status. However, it is not added to the error count. Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 170
and press Enter. The following message will appear: Serial #A wrap around test (Y/N) ? Selecting Y (yes) executes the Serial #A test. An RS-232-C wraparound connector must be connected to the serial port of the computer to properly execute this test. 3-44 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 171
. The following message will appear: Mount the work disk(s) on the drive(s), then press [Enter] key. [Warning : The contents of the disk(s) will be destroyed] 5. This program is executed continuously. To terminate the program, press Ctrl + Break. Satellite A40 Maintenance Manual (960-458) 3-45 - Toshiba Satellite A40 | Maintenance Manual - Page 172
disk. 3. DUMP This program displays the contents of the floppy disk and the designated sectors of the hard disk on the display. 4. HDD ID READ This program reads the hard disk ID and displays the hard disk ID, serial number and other hard disk information. 3-46 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 173
[[track, head = XXX X]] After the floppy disk is formatted, the following message will appear: Format complete Another format (1:Yes/2:No) ? (e) Typing 1 displays the message from step (c) above. Typing 2 returns the test to the DIAGNOSTIC MENU. Satellite A40 Maintenance Manual (960-458) 3-47 - Toshiba Satellite A40 | Maintenance Manual - Page 174
the floppy disk has been copied, the following message will appear: Copy complete Another copy (1:Yes/2:No) ? (g) To copy another disk, type 1 and the message from step (a) is displayed again. Entering 2 returns the test program to the DIAGNOSTIC MENU. 3-48 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 175
(a): Select drive number (1:C, 2:D) ? (i) Select a drive number and the following message will be displayed: ---Max. address --[LBA ] = XXXXXXXXX LBA number ???????? (j) Set the LBA number you want to dump. The system will access the disk and dump a list. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 176
... Controller Type (h) = XXXX Sector Buffers = XXXXXXXX ECC Bytes = XXXXXXXX Firmware Rev. = YYYYYY Model No. = YYYY.... Reserved (h) = XXXX Double Word Capability = XXXXXXXX Press [Enter] key Press Enter to return to the FDD UTILITIES MENU. 3-50 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 177
Memory) 9. Battery code 10. Sound System 11. The number of printer ports 12. The number of ASYNC ports 13. The number of math co-processors 14. The number of PCMCIA Slot 15. Modem/LAN Type 16. The number of floppy disk drives 17. The number of hard disk drives 18. Date/Time 3-50 Satellite A40 - Toshiba Satellite A40 | Maintenance Manual - Page 178
= XXXXX * - X Floppy Disk Drive(s) Track = XX Head = XX, Sector = XX * - X Hard Disk Drive(s) #1 Sectors = XXXXX, (XX GB) #2 Sectors = XXXXX, (XX GB) Press [Enter] Key [Date = XXXX-YY-ZZ, XX:YY:ZZ] Press Enter to return to the DIAGNOSTIC MENU. Satellite A40 Maintenance Manual (960-458) 3-51 - Toshiba Satellite A40 | Maintenance Manual - Page 179
Cache (c) Level 2 Cache (d) Dynamic CPU Frequency Mode (e) Hyper-Threading Technology (f) Auto Power On (g) Panel Power On/Off 8. Configuration 9. I/O Ports (a) Parallel 10. Drives I/O (a) Built-in HDD (b) CD-ROM 11. PCI Bus 12. PC Card 3.23 SETUP 3-52 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 180
3.23 SETUP 13. Peripheral (a) Internal Pointing Device (b) Parallel Port Mode (c) Hard Disk Mode 14. LEGACY Emulation (a) USB KB/Mouse Legacy Emulation (b) USB-FDD Legacy Emulation 15. PCI LAN 3 Tests and Diagnostics Satellite A40 Maintenance Manual (960-458) 3-53 - Toshiba Satellite A40 | Maintenance Manual - Page 181
-in LAN = Enabled Select items Space, BkSp: Change values PgDn, PgUp: Change pages Esc: Exit without saving Home : Set default values End: Save changes and Exit NOTE: Panel Power On/Off item appears only when the Power-up Mode is in Resume mode. 3-54 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 182
configuration, press Home. 2. To accept the default settings, press End and then press Y. NOTE: When you execute the default setting, the following settings are not changed: HDD mode Password Write Policy Satellite A40 Maintenance Manual (960-458) 3-55 - Toshiba Satellite A40 | Maintenance Manual - Page 183
low power settings. BATTERY SAVE OPTIONS Processing Speed CPU Sleep Mode Display Auto off HDD Auto off System Auto off LCD Brightness Cooling Method = Low = Enabled = 03Min. = 03Min. = 30Min. (*1) = Semi-Bright (*2) Bright (*3) = Battery Optimized 3-56 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 184
NOTE: In boot mode, the System Auto Off (*1) item does not appear. Display of the LCD Brightness will be changed in the condition below: (*2) Operating the battery (*3) Using the AC adapter User Setting Use this option to set the battery save parameters on the sub-window, BATTERY SAVE OPTIONS - Toshiba Satellite A40 | Maintenance Manual - Page 185
3 Tests and Diagnostics 3.23 SETUP The duration xx can be set to 1, 3, 5, 10, 15, 20 or 30 minutes. 3-58 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 186
the CPU temperature falls to a normal range, the fan is turned off and the processing speed is increased. NOTE: Too hot condition may cause defect on the CPU. When the hot condition continues, the power is automatically turned off in resume mode. Satellite A40 Maintenance Manual (960-458) 3-59 - Toshiba Satellite A40 | Maintenance Manual - Page 187
: HDD, FDD, CD-ROM and LAN. (Default) (*1) CD-ROM refers to a CD-ROM, DVD-ROM, CD-RW/DVD, DVD-R/-RW, DVD±RW or DVD-Multi drive. 3-60 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 188
LCD and the external CRT and TV display. You cannot select TV display in HW Setup. To display on a TV screen, use Fn+F5. When an external CRT display which does not support SVGA mode is connected and "LED+AnalogRGB" is selected, the external display is not displayed. Satellite A40 Maintenance - Toshiba Satellite A40 | Maintenance Manual - Page 189
peripherals you use. (a) Power-up Mode Use this option to choose between resume and boot mode. This potion can also be set by hotkeys. Boot Resume Turns on boot mode. (Default) Turns the level 2 cache. (Default) Disables the level 2 cache. 3-62 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 190
for the Auto Power On (automatic power on) function and the Wake-up on LAN in the "OPTIONS" window. To set the time, use Space or BackSpace. Press ↓ to move the cursor to the right and ↑ to move the cursor to the left when you set the date and time. Satellite A40 Maintenance Manual (960-458) 3-63 - Toshiba Satellite A40 | Maintenance Manual - Page 191
OS BIOS sets all devices. Operating system sets devices that it can control. (Default) NOTE: When using installed OS, selecting "Setup by OS" is recommended. But, when setting "PC CARD-Controller Mode" to other than " Auto-Selected", select " All Devices". 3-64 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 192
9. I/O ports This option controls settings for the parallel port. NOTE: Do not assign the same interrupt request level and I/O address to the PC card. This option sets the interrupt parallel devices, the setting should be Std. Bi-Direct. Satellite A40 Maintenance Manual (960-458) 3-65 - Toshiba Satellite A40 | Maintenance Manual - Page 193
the address and interrupt level for the hard disk drive, CD/DVD-ROM drive and PC card. It is for information only and cannot be changed. Built-in HDD CD-ROM PC Card The setting for the built-in HDD pad. (Default) Disabled Disables the touch pad. 3-66 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 194
(a) USB KB/Mouse Legacy Emulation This option sets the Legacy support condition of the USB keyboard and the USB mouse. Enabled Enables LEGACY support. (Default) USB keyboard/USB mouse are available without the driver. Disabled Disables LEGACY support Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 195
driver. To start the computer by FD, set this option to "Enabled" Disables LEGACY support 15. PCI LAN This option sets the Enable/Disable of the built-in LAN functions. Enabled Enables built-in LAN functions. (Default) Disabled Disables built-in LAN functions. 3-68 Satellite A40 Maintenance - Toshiba Satellite A40 | Maintenance Manual - Page 196
region code to the DVD drive. If the region code has been already written, this subtest is finished without setting. Subtest 08 System configuration display This subtest displays System configuration. Subtest 09 E2PROM test (MAC/GUIDE/DMI) Satellite A40 Maintenance Manual (960-458) 3-69 - Toshiba Satellite A40 | Maintenance Manual - Page 197
3 Tests and Diagnostics 3.24 Repair initial config set Make sure that the MAC address, IEEE1394 GUIDE and DMI information are written. (This test does not need tools.) For models without H/W, this test fails. Go to next with any key pressed. 3-70 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 198
[Initiator] * * * ....Press test number [1-3,0] ? Press 1, 2 or 3, and the Enter to perform the corresponding sub test. To quit the Wireless LAN test program, eject the floppy disk and turn the computer off while the menu above is displayed. Satellite A40 Maintenance Manual (960-458) 3-71 - Toshiba Satellite A40 | Maintenance Manual - Page 199
[1-3,0] ?1 ======== RESPONDER SET ======== ORiWL.EXE Rev.03 Copyright (c) Toshiba Corporation,2000, 2001 Initializing... [[[ Responder Mode ]]] MAC address : XXXXXXXXXXXX Ad-hoc mode SS ID : PHN Test Channel : 10 Tx ratio : 2 Mbp PASS : 134 ERROR : 0 3-72 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 200
?1 ======== RESPONDER SET ======== ORiWL.EXE Rev.03 Copyright (c) Toshiba Corporation,2000, 2001 Initializing... [[[ Responder Mode ]]] MAC address : XXXXXXXXXXXX Ad-hoc mode SS ID : PHN Test Channel : 10 Tx ratio : 2 Mbps PASS : 134 ERROR : 0 Satellite A40 Maintenance Manual (960-458) 3-73 - Toshiba Satellite A40 | Maintenance Manual - Page 201
problem, the "OK" message will appear. Wireless LAN (WEP64/128) test This subtest reads the WEP of the wireless LAN card installed in the target machine. A message similar to the following will appear: ****** This CARD is WEP ****** Press any key to continue 3-74 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 202
. To start the Wireless LAN test program, follow the steps below: NOTE: Before starting the wireless LAN test, make sure the Wireless Communication Switch on the left side of the computer is turned on. (The Wireless Communication LED lights orange.) Satellite A40 Maintenance Manual (960-458) 3-75 - Toshiba Satellite A40 | Maintenance Manual - Page 203
* * * * 0 .....[Responder] * * * ....Press test number [1,0] ? Press 1 and Enter in the tester machine. After a while, the following message will appear: - - - mac address check OK !! - - - - ...Press any key !! - - - 3-76 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 204
Enter on the screen shows the following message. * * * 8.02 11a Tx Test AUX Antenna NG * * * Then the test returns to the main menu automatically. NOTE: The menu displayed by your computer may be slightly different from the one shown above. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 205
Test program disk in the floppy disk drive and turn on the power. The following message will appear: ######### XXXXXX DIAGNOSTICS PROGRAM (SOUND/LAN/MODEM the Sound/LAN/Modem test, remove the test program disk from the USB FDD and turn off the power. 3-78 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 206
requested is 5.000 seconds Actual record time will be 5.000 When the above message is displayed, the screen is fixed for a while. Then record the sound with the microphone. When the following message may be slightly different from the one shown above. Satellite A40 Maintenance Manual (960-458) 3-79 - Toshiba Satellite A40 | Maintenance Manual - Page 207
count Error count LOOPBACK TEST 100Mbps Auto-negotiation TxRx Test Destination Address = xxxxxxxxxxxx Source Address = xxxxxxxxxxxx ** 100Base-TX Full-Duplex ** < TRANSMIT > < RECEIVE > = 00000 = 00000 3-80 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 208
3.27 Sound/LAN/Modem Test Program 3 Tests and Diagnostics NOTE: The menu displayed by your computer may be slightly different from the one shown above. Check that the message "OK" appears. Satellite A40 Maintenance Manual (960-458) 3-81 - Toshiba Satellite A40 | Maintenance Manual - Page 209
press Y or N, the RJ11 Connection Check (LED) (Operator's Check LED) test will be executed, and the following message will appear: ...Press Key (Y = OK , N =NG) If the color in the LED of the connection checker is orange, press Y. Otherwise, press N. 3-82 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 210
the responder connected with a responding cable, and sends and receives data. A dedicated cable for I-link is necessary. Subtest 02 Responder tool This program initializes the machine responder. Subtest 03 ID Check This program displays the GUID. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 211
in the display. [Status:CPU:FAIL GPU:FAIL] When the error message appears in the display, there is a possibility of breakage of CPU, GPU or FAN. Close the test menu to end the thermal radiation control test. 3-84 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 212
3.29 Thermal Radiation Control Test 3 Tests and Diagnostics Satellite A40 Maintenance Manual (960-458) 3-85 - Toshiba Satellite A40 | Maintenance Manual - Page 213
Chapter 4 Replacement Procedures - Toshiba Satellite A40 | Maintenance Manual - Page 214
4 Replacement Procedures 4-ii Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 215
Fan...4-49 4.19 Modem cable...4-51 4.20 Wireless LAN cover 4-52 4.21 Battery lock assembly 4-53 4.22 Speaker...4-54 4.23 Display mask/LCD unit/FL inverter 4-57 4.24 LCD cable/Sensor switch/Wireless LAN antenna 4-61 4.25 Hinge...4-65 4.26 Fluorescent Lamp ...4-69 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 216
support plate 4-24 Removing the memory module 4-26 Removing the wireless LAN board cover 4-28 Removing the wireless LAN board 4-29 Removing the modem daughter card 4-31 Removing the CD/DVD (audio) play button 4-33 Removing the display assembly (1 4-34 4-iv Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 217
hinge (1 4-66 Figure 4-46 Removing the hinge (2 4-66 Figure 4-47 Removing the LCD latch hook and LCD latch knob 4-67 Figure 4-48 to 4-54 14.1 Inch XGA CHIMEI Fluorescent Lamp 4-70 to 4-73 Figure 4-55 to 4-62 14.1 Inch XGA Samsung Fluorescent Lamp 4-74 to 4-79 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 218
4 Replacement Procedures Figure 4-63 to 4-74 14.1 Inch XGA TMD Fluorescent Lamp 4-80 to 4-91 Figure 4-75 to 4-80 15.0 Inch XGA + LG.Philips Fluorescent Lamp 4-127 to 4-132 Figure 4-129 to 4-153 15.0 Inch SXGA+ Sharp Fluorescent Lamp 4-133 to 4-148 4-vi Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 219
at the bottom of the page. How to See the Chart An example of referring to the chart is shown below. •Removing the Display assembly 4.2 Battery Pack to 4.11 CD/DVD (Audio) play button must be removed. Satellite A40 Maintenance Manual (960-458) 4-1 - Toshiba Satellite A40 | Maintenance Manual - Page 220
of accidental electric shock. 4) If you use AC power, be sure to use the cable that came with the computer or one recommended by Toshiba. 5) Make sure that all replacement components meet the specifications for the computer and that all cables and connectors are securely fastened, in order to avoid - Toshiba Satellite A40 | Maintenance Manual - Page 221
4.1 General 4 Replacement Procedures Before You Begin Look over the procedures in this section before you begin disassembling the computer. Familiarize yourself with the disassembly and reassembly steps. Begin each procedure by removing the AC adapter and the battery pack as instructed in this - Toshiba Satellite A40 | Maintenance Manual - Page 222
connectors can be connected and disconnected by simply pulling them apart or pushing them together. Assembly Procedures After you have disassembled the computer and fixed or repaired the problem that was causing the computer to operate abnormally, you will need to reassemble the computer. Install - Toshiba Satellite A40 | Maintenance Manual - Page 223
4.1 General 4 Replacement Procedures After installing an FRU in the computer, confirm that the FRU and the computer are functioning properly. Satellite A40 Maintenance Manual (960-458) 4-5 - Toshiba Satellite A40 | Maintenance Manual - Page 224
will increase the success rate of your repairs and lower the cost for damaged or destroyed parts. The following equipment is necessary to disassemble and reassemble the computer: • One M2 point size 0 Phillips screwdriver to remove and replace grease 4-6 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 225
less contact area with the screwdriver, so be careful to press firmly enough to prevent the screwdriver from slipping out and damaging the screw head. Satellite A40 Maintenance Manual (960-458) 4-7 - Toshiba Satellite A40 | Maintenance Manual - Page 226
places such as 2.5 mm or 2.8 mm. Marking of Screws on the Computer Body To make maintenance of the computer easier, markings of the kinds of the screws including the types and lengths screwed length in round number regardless the length of the stud.) 4-8 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 227
twist or bend the battery pack. 1. Turn off the computer. 2. Disconnect the AC adapter and other external devices from the computer. 3. Turn the computer face down. 4. Release the battery lock. Lift up the battery pack while sliding the battery latch. Satellite A40 Maintenance Manual (960-458) 4-9 - Toshiba Satellite A40 | Maintenance Manual - Page 228
4 Replacement Procedures 4.2 Battery pack NOTE: For environmental reasons, do not throw away a spent battery pack. Collect the spent battery packs. Battery Battery lock Battery latch Figure 4-1 Removing the Battery pack 4-10 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 229
NOTE: Check the battery's terminals visually. If they are dirty, wipe them clean with a dry cloth. 1. Install the battery pack into the battery slot. Make sure the battery pack is installed securely. 2. Slide the battery lock into the lock position. Satellite A40 Maintenance Manual (960-458) 4-11 - Toshiba Satellite A40 | Maintenance Manual - Page 230
and precautions. 1. Turn the computer face up. 2. Push the eject button. It will pop out. 3. Press once more the eject button to eject the PC card. 4. Grasp the PC card and pull it out. PC card Eject button Figure 4-2 Removing the PC card 4-12 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 231
4.3 PC card 4 Replacement Procedures Installing the PC card To install the PC card, follow the steps below and refer to figure 4-2. 1. Make sure the eject button does not stick out. 2. Insert the PC card and press it until it is securely connected. Satellite A40 Maintenance Manual (960-458) 4-13 - Toshiba Satellite A40 | Maintenance Manual - Page 232
SD card. It will pop out partly. 2. Pull out the SD card. SD card Figure 4-3 Removing the SD card Installing the SD card To install the SD card, follow the steps below and refer to figure 4-3. 1. Insert the SD card and press it until it is securely connected. 4-14 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 233
4.5 HDD 4 Replacement Procedures 4.5 HDD CAUTION: When handling the HDD, do not press the top surface as shown by the arrow. Hold the following screw securing the HDD cover. Remove the HDD cover by lifting it up. • M2.5×4B FLAT HEAD screw ×2 Satellite A40 Maintenance Manual (960-458) 4-15 - Toshiba Satellite A40 | Maintenance Manual - Page 234
4 Replacement Procedures M2.5×4B FLAT HEAD HDD cover 4.5 HDD HDD pack M2.5×4B FLAT HEAD Tab Figure 4-4 Removing the HDD cover 4-16 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 235
the top and bottom of the HDD. HDD M3×4S FLAT HEAD HDD bracket M3×4S FLAT HEAD Figure 4-5 Detaching the HDD bracket and HDD Satellite A40 Maintenance Manual (960-458) 4-17 - Toshiba Satellite A40 | Maintenance Manual - Page 236
4 Replacement Procedures 4.5 HDD Installing the HDD To install the HDD, follow the steps below and refer to figures 4-4 and 4-5. CAUTION: Do not hold ×1 3. Seat the HDD cover and secure it with the following screws. • M2.5×4B FLAT HEAD screw ×2 4-18 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 237
Replacement Procedures 4.6 Heat sink/CPU Removing the Heat sink/CPU To remove the heat sink/CPU, follow the steps below and refer to figures 4-6 to 4-9. CAUTION: The CPU can become very hot during operation. Be sure to let it cool sink slot cover Satellite A40 Maintenance Manual (960-458) 4-19 - Toshiba Satellite A40 | Maintenance Manual - Page 238
4 Replacement Procedures 4.6 Heat sink/CPU 3. Remove the following screws securing the CPU holder, in the reverse order of the the heat sink and CPU, the CPU is removed with the heat sink. If the CPU has been left on the CPU socket, remove the CPU. 4-20 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 239
is lifted up, before installing the CPU. 1. Seat the CPU in the CPU socket and lock the lock lever by pressing it down. Make sure the position is exact to avoid damaging pins of the CPU. CPU CPU socket Mark Lock lever Figure 4-8 Installing the CPU Satellite A40 Maintenance Manual (960-458) 4-21 - Toshiba Satellite A40 | Maintenance Manual - Page 240
silicon grease is left on to the CPU chip, wipe it off with a cloth in advance. Brush Grease CPU Figure 4-9 Applying new grease 3. Install the heat sink. CAUTION: When installing the heat sink with following screws . • M2.5×4B FLAT HEAD screw ×2 4-22 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 241
Turn the computer upside down. 2. Remove the following screws securing the optical drive. • M2.5×4B FLAT HEAD screw ×2 3. Pull the optical drive outward to disconnect it. M2.5×4B FLAT HEAD Optical drive Figure 4-10 Removing the optical drive Satellite A40 Maintenance Manual (960-458) 4-23 - Toshiba Satellite A40 | Maintenance Manual - Page 242
drive 4. Remove the following screws and detach the optical drive from the plastic frame . • M2×3C S-FLAT HEAD screw • Stepping screw ×2 ×1 Optical drive Plastic frame Stepping screw M2×3C S-FLAT HEAD Figure 4-11 Disassembling the optical drivel 4-24 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 243
frame, and secure them with the following screws. • M2×3C S-FLAT HEAD screw • Stepping screw ×2 ×1 2. Insert the optical drive into the slot to connect it. 3. Secure the optical drive with the following screws . • M2.5×4B FLAT HEAD screw ×2 Satellite A40 Maintenance Manual (960-458) 4-25 - Toshiba Satellite A40 | Maintenance Manual - Page 244
4 Replacement Procedures 4.8 Keyboard 4.8 Keyboard CAUTION: When removing/installing the keyboard, do not touch the memory module, boards and speakers under the keyboard. It may cause 4-12 Removing the keyboard holder and keyboard hold plate 4-26 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 245
• M2.5×6B FLAT HEAD screw ×1 6. Disconnect the keyboard cable from the connector PJ3200 on the system board, and remove the keyboard. Keyboard support plate M2.5×6B FLAT HEAD PJ3200 Keyboard cable Figure 4-13 Removing the keyboard support plate Satellite A40 Maintenance Manual (960-458) 4-27 - Toshiba Satellite A40 | Maintenance Manual - Page 246
palm rest. 5. Place the keyboard hold plate. Then secure the keyboard hold plates and the keyboard with the following screws. • M2.5×4B FLAT HEAD screw ×3 6. Install the keyboard holder by pressing it from the topside. 4-28 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 247
(See Figure 4-14). 1. Peel the insulator. 2. Open the left and right latches and remove the memory module from slot A or slot B on the system board. Insulator Latch Memory slot B Memory module Memory slot A Figure 4-14 Removing the memory module Satellite A40 Maintenance Manual (960-458) 4-29 - Toshiba Satellite A40 | Maintenance Manual - Page 248
press hard or bend the memory module. 2. When the power of the computer is turned on, the computer checks automatically the memory size. Confirm that the new memory is detected correctly. 3. If the memory is not detected, check that it is connected correctly. 4-30 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 249
• M2×4Z • M2×4 BIND screw or LH STICK screw ×1 ×1 (Athelos a/b/g) 2. Slide the wireless LAN board cover to the left and lift it up to remove. M2×4Z BIND or M2×4 LH STICK Wireless LAN board cover Figure 4-15 Removing the wireless LAN board cover Satellite A40 Maintenance Manual (960-458) 4-31 - Toshiba Satellite A40 | Maintenance Manual - Page 250
) from the wireless LAN board. 4. Open the left and right latches and remove the wireless LAN board. Glass tape Wireless LAN antenna cable (black) Wireless LAN antenna cable (white) Wireless LAN board Latch Figure 4-16 Removing the wireless LAN board 4-32 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 251
(black and white) to the terminals on the wireless LAN board and fix them with the glass tape . 3. Install the wireless LAN board cover and secure it with the following screw. • M2×4Z • M2×4 BIND screw or LH STICK screw ×1 ×1 (Athelos a/b/g) Satellite A40 Maintenance Manual (960-458) 4-33 - Toshiba Satellite A40 | Maintenance Manual - Page 252
card, be sure to hold the modem daughter card by both the edges right above the connector PJ3000. 3. Disconnect the modem cable from the connector on the modem daughter card. M2×4Z BIND MDC PJ3000 Modem cable Figure 4-17 Removing the modem daughter card 4-34 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 253
the modem daughter card. 2. Connect the modem daughter card to the connector PJ3000 on the system board. CAUTION: Be careful not to damage the card and connector. 3. Secure the modem daughter card with the following screws . • M2×4Z BIND screw ×2 Satellite A40 Maintenance Manual (960-458) 4-35 - Toshiba Satellite A40 | Maintenance Manual - Page 254
steps below and refer to figure 4-18. 1. Connect the CD/DVD (audio) play button cable to the CD/DVD (audio) play button. 2. Place the CD/DVD (audio) play button into the slot and secure it with the following screws . • M2.5×4B FLAT HEAD screw ×2 4-36 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 255
Procedures 4.12 Display assembly 4 Replacement Procedures 4.12 Display assembly Removing the Display assembly To remove the display assembly, 36 33 6 3 16 6 6 6 16 6 16 16 16 16 16 Figure 4-19 Removing the display assembly (1) 4-34 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 256
(red) on the system board. 7. Disconnect the panel sensor cable from the connector PJ3302 on the system board. LCD cable Speaker cable (blue) Panel sensor cable Speaker cable (red) M2.5×6B FLAT HEAD Figure 4-20 Removing the display assembly (2) Satellite A40 Maintenance Manual (960-458) 4-35 - Toshiba Satellite A40 | Maintenance Manual - Page 257
unhooking the latches. Display assembly Figure 4-21 Removing the display assembly (3) NOTE: When removing the display assembly, be careful not to damage any cables. 4-36 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 258
Connect the panel sensor cable to the connector PJ3302 on the system board. 4. Connect the speaker cables to the connectors PJ6001 (blue) and PJ6002 (red) on the system board. 5. Connect the LCD cable to the connector ×5 ("3" in the figure below) Satellite A40 Maintenance Manual (960-458) 4-37 - Toshiba Satellite A40 | Maintenance Manual - Page 259
. M2.5×3B S-FLAT HEAD Touch pad flexible cable Touch pad PJ3260 Figure 4-22 Removing the touch pad 4. Disconnect the touch pad flexible cable from the connector on the touch pad. 4-38 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 260
the touch pad flexible cable to the connector on the touch pad. 2. Install the touch pad and secure it with the following screws . • M2.5×3B S-FLAT HEAD screw ×2 3. Connect the touch pad flexible cable to the connector PJ3260 on the system board. Satellite A40 Maintenance Manual (960-458) 4-39 - Toshiba Satellite A40 | Maintenance Manual - Page 261
board. • M2.5×6B FLAT HEAD screw ×1 2. Disconnect the LED cable from the connector PJ9500 on the system board. 3. Disconnect the LED cable from the LED board. M2.5×6B FLAT HEAD PJ9500 LED cable LED board Figure 4-23 Removing the LED board 4-40 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 262
PJ9500 on the system board. NOTE: When connecting the LED cable, the bent portion of the cable must be connected to the connector on the LED board. 2. Fix the LED board to the system board with the following screw. • M2.5×6B FLAT HEAD screw ×1 Satellite A40 Maintenance Manual (960-458) 4-41 - Toshiba Satellite A40 | Maintenance Manual - Page 263
or around the battery tray, clean it. Be careful not to let any leaked material contact your eyes or mouth. Do not inhale fumes from leaked material. If leaked material contacts your skin, eyes or mouth, wash the affected area thoroughly with clean water. 4-42 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 264
battery Installing the RTC battery To install the RTC battery, follow the steps below and refer to figure 4-24. 1. Place the RTC battery into the slot. 2. Connect the RTC battery cable to the connector PJ8490 on the system board. 3. Fix the RTC battery with the insulators. Satellite A40 Maintenance - Toshiba Satellite A40 | Maintenance Manual - Page 265
from the connector on the sound board. 2. Remove the following screws securing the sound board. • M2.5×6B FLAT HEAD screw ×2 3. Remove the sound board. Sound board I/F cable PJ9550 M2.5×6B FLAT HEAD Sound board Figure 4-25 Removing the sound board 4-44 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 266
I/F cable to the connector on the sound board. 2. Install the sound board slantwise to fit the guide and secure it with the following screws. • M2.5×6B FLAT HEAD screw ×2 3. Connect the sound board I/F cable to the connector PJ9550 on the system board. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 267
4 Replacement Procedures 4.17 System board/ Bat con cover 4.17 System board/ Bat con cover Removing the System board/Bat con cover To cover. • M2.5×6B FLAT HEAD screw ×1 M2.5×6B FLAT HEAD Bat con cover Figure 4-26 Removing the bat con cover 4-46 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 268
and disconnect the fan cable 2 from the connector PJ8425 on the system board. 5. Lift up the system board to remove. System board Glass tape Fan cable 2 PJ8425 Fan cable 1 PJ8450 Glass tape M2.5×6B FLAT HEAD Figure 4-27 Removing the system board Satellite A40 Maintenance Manual (960-458) 4-47 - Toshiba Satellite A40 | Maintenance Manual - Page 269
the connector PJ8450 on the system board and stick the glass tape . 4. Secure the system board with the following screw. • M2.5×6B FLAT HEAD screw ×1 5. Install the bat con cover and secure it with the following screw. • M2.5×6B FLAT HEAD screw ×1 4-48 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 270
securing the fan 1. • M2.5×6B FLAT HEAD screw ×2 2. Remove the fan 1. 3. Remove the following screws securing the fan 2. • M2.5×6B FLAT HEAD screw ×2 4. Remove the fan 2. Fan 1 Fan 2 M2.5×6B FLAT HEAD M2.5×6B FLAT HEAD Figure4-28 Removing the fan Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 271
the fan, follow the steps below and refer to figure 4-28. 1. Install the fan 2 and secure it with the following screws. • M2.5×6B FLAT HEAD screw ×2 2. Install the fan 1 and secure it with the following screws. • M2.5×6B FLAT HEAD screw ×2 4.18 Fan 4-50 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 272
jack while unlatching the hooks. RJ11 jack Modem cable Figure 4-29 Removing the modem cable Installing the Modem cable To install the modem cable, follow the steps below and refer to figures 4-29. 1. Install the RJ11 jack while latching the hooks. Satellite A40 Maintenance Manual (960-458) 4-51 - Toshiba Satellite A40 | Maintenance Manual - Page 273
. Wireless LAN cover Figure 4-30 Removing the wireless LAN cover Installing the Wireless LAN cover To install the wireless LAN cover, follow the steps below and refer to the figure 4-30. 1. Install the wireless LAN cover in the slot while latching. 4-52 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 274
the battery lock assembly. Installing the Battery lock assembly To install the Battery lock assembly, follow the steps below and refer to figures 4-31. 1. Install the battery lock assembly and secure it with the following screws . • M2.5×6 Tapping screw ×2 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 275
4 Replacement Procedures 4.22 Speaker 4.22 Speaker Removing the Speaker To remove the speaker, follow the steps below and refer to figures 4-32 and 4-33. 1. Peel off the insulator. Insulator Figure 4-32 Removing the insulator 4-54 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 276
screws fixing the speakers . • M2.5×6 Tapping screw ×4 M2.5×6 Tapping 4 Replacement Procedures Speaker M2.5×6 Tapping Speaker Figure 4-33 Removing the speakers 3. Take out the speakers from the slots and the cables from the guides/holes. Satellite A40 Maintenance Manual (960-458) 4-55 - Toshiba Satellite A40 | Maintenance Manual - Page 277
speakers in the slot and pass the cables through the hole and guide. Left Speaker cable Figure 4-34 Installing the left speaker cable 2. Secure the following screws to fix the speakers . • M2.5×6 Tapping screw ×4 3. Stick the insulator in place. 4-56 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 278
FLAT HEAD screw x2 2. Insert your finger between the upper edge of the display mask and the LCD, and remove the display mask while unlatching the display mask. Mask seal LCD M2.5×6B FLAT HEAD Display mask Figure 4-35 Removing the display mask Satellite A40 Maintenance Manual (960-458) 4-57 - Toshiba Satellite A40 | Maintenance Manual - Page 279
5C S-FLAT HEAD screw x4 7. With the bottom edge of the LCD unit on the display cover, lift the top edge of the LCD unit. 8. After peeling off the glass tape , disconnect the LCD cable from the connector on the back of the LCD. Remove the LCD unit. 4-58 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 280
4.23 Display mask/LCD unit/FL inverter 4 Replacement Procedures Insulator M2×5C S-FLAT HEAD FL cable M2×5C S-FLAT HEAD FL inverter HV cable M2×5C S-FLAT HEAD LCD cable Glass tape Figure 4-36 Removing the LCD unit and FL inverter Satellite A40 Maintenance Manual (960-458) 4-59 - Toshiba Satellite A40 | Maintenance Manual - Page 281
4.23 Display mask/LCD unit/FL inverter 9. Remove the following screws and right and left LCD supports from the LCD unit. • M2×3C S-FLAT HEAD screw x4 M2×3C S-FLAT HEAD LCD support M2×3C S-FLAT HEAD Figure 4-37 Removing the LCD supports 4-60 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 282
the latches. NOTE: When installing the display mask, ensure there is no gap between the display mask and the display cover. 8. Secure the display mask with the following screws and stick two mask tapes on the front. • M2.5×6B FLAT HEAD screw x2 Satellite A40 Maintenance Manual (960-458) 4-61 - Toshiba Satellite A40 | Maintenance Manual - Page 283
screw ×2 M2.5×4 Tapping LCD cable holder Figure 4-38 Removing the LCD cable holder 2. Remove the following screw and cable holder on the front. • M2.5×4 Tapping screw ×1 M2.5×4 Tapping Cable holder Figure 4-39 Removing the cable holder 4-62 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 284
sensor switch while unhooking the latches. Hinge cap Sensor switch Figure 4-40 Removing the hinge cap (on the LCD cable side) and sensor switch 6. Peel off the acetate tape on the back and take out the sensor switch cable from the guide and hole. Satellite A40 Maintenance Manual (960-458) 4-63 - Toshiba Satellite A40 | Maintenance Manual - Page 285
4 Replacement Procedures 4.24 LCD cable/Sensor switch/Wireless LAN antenna Acetate tape Sensor switch cable Wireless LAN antenna Acetate tape Figure 4-41 Removing the sensor switch cable 4-64 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 286
8. Peel off the five acetate tapes on the front (figure4-43) and one acetate tape (figure4-41) on the back fixing the wireless LAN antenna cable. 9. Peel off both the wireless LAN antennas and pull out the cables through the hole under the hinge cap. Satellite A40 Maintenance Manual (960-458) 4-65 - Toshiba Satellite A40 | Maintenance Manual - Page 287
4 Replacement Procedures 4.24 LCD cable/Sensor switch/Wireless LAN antenna Acetate tape Acetate tape Wireless LAN antenna Acetate tape Figure 4-43 Removing the wireless LAN antenna 4-66 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 288
holes and guides. 8. Set the LCD cable holder and secure it with the following screw. • M2.5×4 Tapping screw ×2 9. Set the cable holder and secure it with the following screw. • M2.5×4 Tapping screw ×1 10. Install the hinge cap (at the LCD cable side). Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 289
remove the hinge, follow the steps below and refer to figures 4-44 to 4-47. 1. Remove the following screws . • M2.5×6 Tapping screw ×2 • M2.5×4B FLAT HEAD screw ×2 M2.5×6 Tapping M2.5×4B FLAT HEAD M2.5×4B FLAT HEAD Figure 4-44 Removing the screws 4-68 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 290
screws and hinge while turning it. • M2.5×6 Tapping screw ×2 M2.5×6 Tapping Figure 4-45 Removing the hinge (1) 3. Remove the following screws and hinge while turning it. • M2.5×6 Tapping screw ×2 M2.5×6 Tapping Figure 4-46 Removing the hinge (2) Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 291
4 Replacement Procedures 4. Pull out the LCD latch hook. 5. Remove the LCD latch knob. LCD latch knob 4.25 Hinge LCD latch hook Figure 4-47 Removing the LCD latch hook and LCD latch knob NOTE: Be careful not to lose the spring. 4-70 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 292
. 2. Set both the hinges on the base side and secure them with the following screws . • M2.5×6 Tapping screw ×4 3. Secure the hinges on the display cover with the following screws . • M2.5×4B FLAT HEAD screw ×2 • M2.5×6 Tapping screw ×2 Satellite A40 Maintenance Manual (960-458) 4-71 - Toshiba Satellite A40 | Maintenance Manual - Page 293
the LCD panel. - Be careful when handling the lamp. Excessive force may break the lamp. - Be careful not to soil or deform the lamp reflector. - Make sure that the power of the LCD module is turned off before connecting or disconnecting cables and connectors. Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 294
for replacing the fluorescent lamp (See Figure 4-48 to Figure 4-54). 1. Remove the tapes, labels and films (1 to 8). Figure 4-48 Replacing 14.1 Inch CHIMEI fluorescent lamp (1) 2. Remove the latch. Figure 4-49 Replacing 14.1 Inch CHIMEI fluorescent lamp (2) 4-70 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 295
PCB cover. 4 Replacement Procedure Figure 4-50 Replacing 14.1 Inch CHIMEI fluorescent lamp (3) 4. Loosen the X-PCB connector and disconnect the FPC from the Y-PCB. 5. Remove the X-PCB and Y-PCB. Figure 4-51 Replacing 14.1 Inch CHIMEI fluorescent lamp (4) Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 296
spacer from the protector sheet. 7. Remove the sheets (2) to (5). 4.26 Fluorescent lamp Figure 4-52 Replacing 14.1 Inch CHIMEI fluorescent lamp (5) 8. Remove the LGP and reflection sheet. Figure 4-53 Replacing 14.1 Inch CHIMEI fluorescent lamp (6) 4-72 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 297
4.26 Fluorescent lamp 9. Remove the screw. 4 Replacement Procedure Figure 4-54 Replacing 14.1 Inch CHIMEI fluorescent lamp (7) 10. The assembly procedure is the reverse of the above disassembly procedure. Satellite A40 Maintenance Manual (960-458) 4-73 - Toshiba Satellite A40 | Maintenance Manual - Page 298
describes the procedure for replacing the fluorescent lamp (See Figure 4-55 to Figure 4-62) 1. Remove the PCB cover and tapes from the LCD module. Be careful not to damage the PCB. Figure 4-55 Replacing 14.1 Inch Samsung fluorescent lamp (1) 4-74 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 299
4.26 Fluorescent lamp 4 Replacement Procedure 2. Remove two screws fixing the PCB. Be careful not to damage the PCB. Screw Screw Figure 4-56 Replacing 14.1 Inch Samsung fluorescent lamp (2) Satellite A40 Maintenance Manual (960-458) 4-75 - Toshiba Satellite A40 | Maintenance Manual - Page 300
hooks and bottom hooks. Figure 4-57 Replacing 14.1 Inch Samsung fluorescent lamp (3) 4. Remove the panel from the backlight unit. Be careful not to damage the TCP. Panel Backlight Unit Figure 4-58 Replacing 14.1 Inch Samsung fluorescent lamp (4) 4-76 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 301
sheet, light guide and reflection sheet). Figure 4-59 Replacing 14.1 Inch Samsung fluorescent lamp (5) 6. Remove two screws fixing the lamp cover and remove the lamp cover. Screw Screw Figure 4-60 Replacing 14.1 Inch Samsung fluorescent lamp (6) Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 302
4 Replacement Procedure 4.26 Fluorescent lamp 7. Remove the GND cable of the FL lamp from the plastic chassis. GND cable Hot wire Figure 4-61 Replacing 14.1 Inch Samsung fluorescent lamp (7) 4-78 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 303
Procedure 8. Remove the lamp unit from the plastic chassis and replace the lamp with a new one. Lamp ASSY Figure 4-62 Replacing 14.1 Inch Samsung fluorescent lamp (8) 9. The assembly procedure is the reverse of the above disassembly procedure. Satellite A40 Maintenance Manual (960-458) 4-79 - Toshiba Satellite A40 | Maintenance Manual - Page 304
replacing the fluorescent lamp (See Figure 4-63 to Figure 4-74) Disassembling Fluorescent lamp Peeling off the tapes and insulation sheets 1. Flip the module over and place it on a flat surface that is free Replacing 14 Inch TMD fluorescent lamp (1) 4-80 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 305
screwdrivers. F9402 ? ? ?? ? Product label 2 1 1 2 >PC-GF13< Label (cFaLutioFdniLss?fpo?rodsi?sap?ol s?laal bofeFlL tubes) BBLLS/NS/laNbe?l ? ? 2 CCAAUU TTI IOONNl?a?b?el 2 1 1 Figure 4-64 Replacing 14 Inch TMD fluorescent lamp (2) Satellite A40 Maintenance Manual (960-458) 4-81 - Toshiba Satellite A40 | Maintenance Manual - Page 306
4 Replacement Procedure 4.26 Fluorescent lamp Removing the bezel 1. Without removing the insulation tape, flip the module over again so that the display screen can face up. 2. bezel. , 2 •1 Figure 4-65 Replacing 14 Inch TMD fluorescent lamp (3) 4-82 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 307
lamp 4 Replacement Procedure Opening the PCB 1. Spread out the PCB horizontally, as shown in Figure 4-66. CAUTION: Be careful not to damage the TAB. Open tXhPe XC-BPC? ?B?fro?m??the?re. verse side. 1 Figure 4-66 Replacing 14 Inch TMD fluorescent lamp (4) Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 308
4 Replacement Procedure 4.26 Fluorescent lamp Removing the PCB-assembly cell 1. Remove the cell ? 3 ? R? ?e? m? ?o. ve the cell by peeling off the three pieces of double-sided adhesive tape. Figure 4-67 Replacing 14 Inch TMD fluorescent lamp (5) 4-84 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 309
4.26 Fluorescent lamp 4 Replacement Procedure Assembling Fluorescent lamp Putting the double-sided ?wi?d)th) (tape 285±0 .5 l(e? ?n?g? t?h) ) Tapes must not be ove? ?rl?a? ?p?p?e?d? .? ? ? Figure 4-68 Replacing 14 Inch TMD fluorescent lamp (6) Satellite A40 Maintenance Manual (960-458) 4-85 - Toshiba Satellite A40 | Maintenance Manual - Page 310
. Sheet retainin?g? t??a?p?e? ? AThligenfrtahmeetampeuswt nit?h?o??t?t?hb??ee?? ??or??ibv???eo?rl?fa?fid?ra?.m? e. The frame must not be overlaid ?w? i?t?h? t?h? ?e? ?s?h? e? ?e? t?.? A Figure 4- 69 Replacing 14 Inch TMD fluorescent lamp (7) 4-86 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 311
damage the TAB. 2 ?Alig?n th?e top?le?ft ? corner. PCeCll oBf P?CB? ? ? ?Bac?kli?ght? ? ? 1 ?Re?m?ov?e ?th?e?pa?pe?r o?n:th3e? d?ouble-side tape (three locations). Figure 4- 70 Replacing 14 Inch TMD fluorescent lamp (8) Satellite A40 Maintenance Manual (960-458) 4-87 - Toshiba Satellite A40 | Maintenance Manual - Page 312
4 Replacement Procedure 4.26 Fluorescent lamp Folding down and temporary fixing of the TAB/PCB 1. Fold down careful not to damage the TAB. For the X-PXCPBCtBo?w?ar?d?th?e ?r?ev?er.se side. 1 Figure 4-71 Replacing 14 Inch TMD fluorescent lamp (9) 4-88 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 313
Replacement Procedure Setting the bezel 1. Start installing the bezel in the upward direction until it stops at the top left corner. CAUTION: The GND-CU and lamp reflector on the left latches Figure 4-72 Replacing 14 Inch TMD fluorescent lamp (10) Satellite A40 Maintenance Manual (960-458) 4-89 - Toshiba Satellite A40 | Maintenance Manual - Page 314
) for all the eight screws. For the Philips screwdrivers, use an insert bit of point size 0. F?a?st(eMn2 Xth2e. e2 ig) 8h?t?M?2?×? 2.2 screws. 1 2 3 4 5 6 7 8 Figure 4-73 Replacing 14 Inch TMD fluorescent lamp (11) 4-90 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 315
? ? ƒ 5 Requirements for attachment: The ? ?? ? ?? ?? ?t:?ap??e? e? ?dg? e must not go be?y?o?n?d? ?th: e module's edge. R? u??bb? ?e?r cap: Must cover the opening for the cable. Figure 4-74 Replacing 14 Inch TMD fluorescent lamp (12) Satellite A40 Maintenance Manual (960-458) 4-91 - Toshiba Satellite A40 | Maintenance Manual - Page 316
steps below and refer to figures 4-75 to 4-80. 1. Remove the CU tape, yellow tape and protector film X. Protector film X Tape CU tape Figure 4-75 Replacing 15.0 Inch CHIMEI fluorescent lamp (XGA) (1) 4-92 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 317
X-PCB. Then remove the eight screws (C) fixing the metal frame. Release the two hooks (A). (B) Screw Screw (B) (C) (C) (A) hook (C) (C) Detail (A) (C ) Screw (C) (A) hook (C) (C) Figure 4-76 Replacing 15.0 Inch CHIMEI fluorescent lamp (XGA) (2) Satellite A40 Maintenance Manual (960-458) 4-93 - Toshiba Satellite A40 | Maintenance Manual - Page 318
4 Replacement Procedures 3. Release the latch. NOTE: Remove the metal frame parallel no to damage it. 4.26 Fluorescent lamp Latch Metal frame Backlight Figure 4-77 Replacing 15.0 Inch CHIMEI fluorescent lamp (XGA) (3) 4-94 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 319
4.26 Fluorescent lamp 4 Replacement Procedures 4. Remove the X-PCB. When removing the X-PCB, be careful not to damage the TCP. X-PCB Panel Back light unit Figure 4-78 Replacing 15.0 Inch CHIMEI fluorescent lamp (XGA) (4) Satellite A40 Maintenance Manual (960-458) 4-95 - Toshiba Satellite A40 | Maintenance Manual - Page 320
Backlight unit Tape Tape LGP Reflector sheet Figure 4-79 Replacing 15.0 Inch CHIMEI fluorescent lamp (XGA) (5) 6. Remove the two screws. Screw Screw Housing Lamp assembly Figure 4-80 Replacing 15.0 Inch CHIMEI fluorescent lamp (XGA) (6) 4-96 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 321
4.26 Fluorescent lamp 4 Replacement Procedures Assembling the 15.0 Inch XGA CHIMEI fluorescent lamp To assemble procedure of the 15.0 inch XGA CHIMEI fluorescent lamp, follow the reverse steps of the disassembling steps above. Satellite A40 Maintenance Manual (960-458) 4-97 - Toshiba Satellite A40 | Maintenance Manual - Page 322
contaminating or damaging the LCD panel. Be careful not to let dust or other foreign substance into the module. Disassembling the 15.0 Inch XGA LG.Philips Fluorescent lamp To disassemble the 15.0 inch XGA not to apply excessive force to the top case. 4-98 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 323
4.26 Fluorescent lamp 4 Replacement Procedures Cover shield (C) Adhesive tape Cover shield (G) Adhesive tape Tape shield Figure 4-81 Replacing 15.0 Inch LG.Philips fluorescent lamp (XGA) (1) Satellite A40 Maintenance Manual (960-458) 4-99 - Toshiba Satellite A40 | Maintenance Manual - Page 324
4 Replacement Procedures 4.26 Fluorescent lamp 2. Remove the top case. Be careful not to apply excessive force to the top case and gate TCP. Top case Figure 4-82 Replacing 15.0 Inch LG.Philips fluorescent lamp (XGA) (2) 4-100 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 325
4.26 Fluorescent lamp 4 Replacement Procedures 3. Remove the source PCB and gate PCB. 1) Remove the source PCB. TCP when removing the double-sided tape. Source PCB Gate PCB Figure 4-83 Replacing 15.0 Inch LG.Philips fluorescent lamp (XGA) (3) Satellite A40 Maintenance Manual (960-458) 4-101 - Toshiba Satellite A40 | Maintenance Manual - Page 326
Adhesive tape Double-sided tape Adhesive tape Double-sided tape Double-sided tape Sheets and LGP Adhesive tape Screw Cover assembly bottom (L) Screw Figure 4-84 Replacing 15.0 Inch LG.Philips fluorescent lamp (XGA) (4) 4-102 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 327
screws. NOTE: Maximum value of torque is 2.0kg• cm. 3) Install the light guide and sheets. (Secure the reflection sheets with double-sided tape.) NOTE: to fix the sheets. 5) Install the board assembly. (Secure the gate PCB with double-sided tape.) Satellite A40 Maintenance Manual (960-458) 4-103 - Toshiba Satellite A40 | Maintenance Manual - Page 328
4 Replacement Procedures 4.26 Fluorescent lamp NOTE: Do not apply excessive force to the PCB and tape Sheets and LGP Adhesive tape Screw Cover assembly bottom (L) Screw Figure 4-85 Replacing 15.0 Inch LG.Philips fluorescent lamp (XGA) (5) 4-104 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 329
TCP. 2) Install the gate PCB. Be careful not to apply excessive force to the TCP. Source PCB Gate PCB Figure 4-86 Replacing 15.0 Inch LG.Philips fluorescent lamp (XGA) (6) 3. Install the top case. Be careful not to apply excessive force to the gate TCP. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 330
4 Replacement Procedures 4.26 Fluorescent lamp Top case Figure 4-87 Replacing 15.0 Inch LG.Philips fluorescent lamp (XGA) (7) 4-106 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 331
to apply excessive force to the control PCB. CAUTION: Wear anti-static gloves to prevent circuit damage to the source PCB. 3) Install the cover shield (G). NOTE: Be Tape shield Figure 4-88 Replacing 15.0 Inch LG.Philips fluorescent lamp (XGA) (8) Satellite A40 Maintenance Manual (960-458) 4-107 - Toshiba Satellite A40 | Maintenance Manual - Page 332
figures 4-89 to 4-97. 1. Remove the PCB cover. NOTE: When removing the PCB cover, be careful not to damage the COF. PCB cover Figure 4-89 Replacing 15.0 Inch Samsung fluorescent lamp (XGA) (1) 4-108 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 333
screws. Screw 4 Replacement Procedures Screw Figure 4-90 Replacing 15.0 Inch Samsung fluorescent lamp (XGA) (2) 3. Remove the four screws from the top chassis. Screw Screw Screw Screw Figure 4-91 Replacing 15.0 Inch Samsung fluorescent lamp (XGA) (3) Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 334
hooks and four side hooks (left and right). Then remove the top chassis from the mold frame. Side hook Side hook Bottom hook Figure 4-92 Replacing 15.0 Inch Samsung fluorescent lamp (XGA) (4) 5. Remove the panel assembly from the mold frame. 4-110 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 335
4.26 Fluorescent lamp 4 Replacement Procedures NOTE: When removing the panel assembly, be careful not to damage the COF. Panel assembly Mold frame Figure 4-93 Replacing 15.0 Inch Samsung fluorescent lamp (XGA) (5) Satellite A40 Maintenance Manual (960-458) 4-111 - Toshiba Satellite A40 | Maintenance Manual - Page 336
U), diffusion sheet, LGP and reflection sheet). Clip Sheets Clip Figure 4-94 Replacing 15.0 Inch Samsung fluorescent lamp (XGA) (6) 7. Remove the lamp back cover. 1) Remove the two screws from the lamp back cover. 2) Remove the lamp back cover. 4-112 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 337
Figure 4-95 Replacing 15.0 Inch Samsung fluorescent lamp (XGA) (7) 8. Remove the lamp wire from the wire guide of the mold frame. Lamp wire Figure 4-96 Replacing 15.0 Inch Samsung fluorescent lamp (XGA) (8) 9. Remove the lamp assembly from the mold frame. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 338
4 Replacement Procedures 4.26 Fluorescent lamp Lamp assembly Mold frame Figure 4-97 Replacing 15.0 Inch Samsung fluorescent lamp (XGA) (9) 4-114 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 339
4.26 Fluorescent lamp 4 Replacement Procedures Assembling the 15.0-inch XGA Samsumg Fluorescent lamp The assembly procedure of the 15.0-inch XGA Samsung fluorescent lamp is the reverse of the above disassembly procedure. Satellite A40 Maintenance Manual (960-458) 4-115 - Toshiba Satellite A40 | Maintenance Manual - Page 340
or chips. 2) The protection cover G is reused. Discard the other tapes removed. (A) Protection cover S (C ) Fixing tape (D) Fixing tape for lead wire (B ) Protection cover G Figure 4-98 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (1) 4-116 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 341
cm Screw Screw Screw Figure 4-99 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (2) 3. Turn the LCD module face up and remove the the two latches (left and right) on the P-chassis. Figure 4-100 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (3) Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 342
torque: 1.2kg•cm Screw Figure 4-101 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (4) Do not hold the edge. Do not hold the edge. Raise the board and make this condition. Figure 4-102 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (5) 4-118 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 343
the LCD panel (I) from the backlight unit (H). CAUTION: Wear finger sacks or gloves during the work not to soil or scratch the LCD panel or backlight unit. (I) LCD panel (H) Backlight unit Figure 4-103 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (6) Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 344
4 Replacement Procedures 4.26 Fluorescent lamp 6. Turn the backlight unit (H) removed face down and unit Screw loosening torque: 1.2kg•cm (D) Screw (J ) Lamp cover (D) Screw Figure 4-104 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (7) 4-120 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 345
light guide to reuse them. Do not remove the reflection sheet under the light guide. (K) Upper diffusion sheet (L) Lens sheet (M) Light guide Figure 4-105 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (8) 8. Remove the four double-sided tapes (N, O, P, Q). Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 346
: Discard the removed tapes. Do not reuse them. 4.26 Fluorescent lamp (P) Double-sided tape 3 (N) Double-sided tape 1 (Q ) Double-sided tape 4 (O ) Double-sided tape 2 Figure 4-106 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (9) 4-122 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 347
the P-chassis. CAUTION: When removing the lamp unit, be careful not to break the lamp, or bend the reflection sheet. P-chassis Lamp unit (R) Figure 4-107 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (10) Satellite A40 Maintenance Manual (960-458) 4-123 - Toshiba Satellite A40 | Maintenance Manual - Page 348
4 Replacement Procedures 4.26 Fluorescent lamp Assembling the 15.0 Inch XGA Sharp edge of P-chassis (P) Do not make the P-chassis over this line. (N) 0 to 1 mm (Q) (O) Figure 4-108 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (11) 4-124 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 349
(XGA) (12) Z Z Install the lamp unit without floating. Install the reflection sheet as it is placed inside the reflector. Install the lead wire into this groove. Cross-section drawing of Z-Z Figure 4-110 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (13) Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 350
fluorescent lamp (XGA) (14) 4. Install the light guide (M) on the backlight unit. Insert the light guide straight not to deform the reflector. Backlight unit (M) Light guide Figure 4-112 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (15) 4-126 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 351
sheet (L) Lens sheet (M) Light guide Make sure there is no dust or scratch. Do not make any sheet over the edge of P-chassis. Figure 4-113 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (16) 6. Place the LCD panel (I) on the backlight unit (H). Satellite A40 Maintenance Manual (960-458) 4-127 - Toshiba Satellite A40 | Maintenance Manual - Page 352
others which has no remaining of paste. (H) Backlight unit (I) LCD panel Guide rib Guide rib Guide rib Guide rib Make sure the LCD panel is installed in the guide rib surely. Figure 4-114 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (17) 4-128 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 353
the source board and secure it with the two screws. Do not hold the edge. Do not hold the edge. Figure 4-115 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (18) Screw Screw Figure 4-116 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (19) Satellite A40 Maintenance Manual (960-458) 4-129 - Toshiba Satellite A40 | Maintenance Manual - Page 354
4 Replacement Procedures 4.26 Fluorescent lamp 8. Install the bezel (E) on the lamp cover and hook the four latches the bezel on the lamp cover without interference with the TCP. Figure 4-117 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (20) 4-130 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 355
mating of the bezel and the latch of the P-chassis. Make sure of mating of the bezel and the latch of the P-chassis. Figure 4-118 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (21) Satellite A40 Maintenance Manual (960-458) 4-131 - Toshiba Satellite A40 | Maintenance Manual - Page 356
4 Replacement Procedures 9. Secure the sides of the unit with the four screws. Screw 4.26 Fluorescent lamp Screw Screw Screw Figure 4-119 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (22) 4-132 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 357
top of the module. The tape MUST NOT appear on the display. Stick the tape according to the outline of the LCD module. Make sure the tape does not appear on the side of the module. Figure 4-120 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (23) Satellite A40 Maintenance Manual (960-458) 4-133 - Toshiba Satellite A40 | Maintenance Manual - Page 358
or damaging the LCD module. Be careful not to let dust or other foreign substances into the LCD module. Disassembling the 15.0 Inch SXGA+ LG.Philips Fluorescent lamp To disassemble the 15.0 inch careful not to apply excessive force to the top case. Satellite A40 Maintenance Manual (960-458) 4-127 - Toshiba Satellite A40 | Maintenance Manual - Page 359
4 Replacement Procedures 4.26 Fluorescent lamp Cover shield (C) Cover shield (G) Adhesive tape Adhesive tape Tape shield Figure 4-121 Replacing 15.0 Inch LG.Philips fluorescent lamp (SXGA+) (1) 4-128 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 360
to apply excessive force to the top case or gate TCP. Top case Figure 4-122 Replacing 15.0 Inch LG.Philips fluorescent lamp (SXGA+) (2) 3. Remove the source PCB and gate PCB Figure 4-123 Replacing 15.0 Inch LG.Philips fluorescent lamp (SXGA+) (3) Satellite A40 Maintenance Manual (960-458) 4-129 - Toshiba Satellite A40 | Maintenance Manual - Page 361
assembly Adhesive tape Adhesive tape Adhesive tape Double-sided tape Double-sided tape Sheets and light guide Adhesive tape Screw Cover assembly bottom (L) Screw Figure 4-124 Replacing 15.0 Inch LG.Philips fluorescent lamp (SXGA+) (4) 4-130 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 362
tape.) NOTE: No penetration of foreign object is indispensable not to scratch on the surface of the sheets and light guide. 4) Stick the adhesive tape to fix the sheets. 5) Install the board assembly. (Secure the gate PCB with double-sided tape.) Satellite A40 Maintenance Manual (960-458) 4-131 - Toshiba Satellite A40 | Maintenance Manual - Page 363
tape Adhesive tape Double-sided tape Double-sided tape Adhesive tape Double-sided tape Sheets and light guide Adhesive tape Screw Cover assembly bottom (L) Screw Figure 4-125 Replacing 15.0 Inch LG.Philips fluorescent lamp (SXGA+) (5) 4-132 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 364
TCP. 2) Install the gate PCB. Be careful not to apply excessive force to the TCP. Source PCB Gate PCB Figure 4-126 Replacing 15.0 Inch LG.Philips fluorescent lamp (SXGA+) (6) 3. Install the top case. Be careful not to apply excessive force to the gate TCP. Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 365
4 Replacement Procedures 4.26 Fluorescent lamp Top case Figure 4-127 Replacing 15.0 Inch LG.Philips fluorescent lamp (SXGA+) (7) 4-134 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 366
Install the cover shield (C). Be careful not to apply excessive force to the control PCB. CAUTION: Wear anti-static gloves to prevent circuit damage caused by ESC. 3) Install Figure 4-128 Replacing 15.0 Inch LG.Philips fluorescent lamp (SXGA+) (8) Satellite A40 Maintenance Manual (960-458) 4-135 - Toshiba Satellite A40 | Maintenance Manual - Page 367
LCD module. Be careful not to let dust or other foreign substances into the LCD module. Disassembling the 15.0-inch SXGA+ Sharp Fluorescent lamp To disassemble tape for lead wire Figure 4-129 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (1) 4-136 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 368
1kg•cm Screw Screw Screw Screw Figure 4-130 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (2) 3. Turn the LCD module face up and remove the bezel (E). on the P-chassis. Figure 4-131 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (3) Satellite A40 Maintenance Manual (960-458) 4-137 - Toshiba Satellite A40 | Maintenance Manual - Page 369
(G) FPC Screw Screw Figure 4-132 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (4) Do not hold the edge. Do not hold the edge. Raise the board and make this condition. Figure 4-133 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (5) 4-138 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 370
work not to soil or scratch the LCD panel or backlight unit. (I) LCD panel (H) Backlight unit Figure 4-134 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA Lamp cover (D) Screw Figure 4-135 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (7) Satellite A40 Maintenance Manual (960-458) 4-139 - Toshiba Satellite A40 | Maintenance Manual - Page 371
reflection sheet under the light guide. (K) Upper diffusion sheet (L) Lens sheet (M) Light guide Figure 4-136 Replacing 15.0 Inch Sharp fluorescent tape 4 (O ) Double-sided tape 2 Figure 4-137 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (9) 4-140 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 372
the P-chassis. CAUTION: When removing the lamp unit, be careful not to break the lamp, or bend the reflection sheet. P-chassis (R) Lamp unit Figure 4-138 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (10) Satellite A40 Maintenance Manual (960-458) 4-141 - Toshiba Satellite A40 | Maintenance Manual - Page 373
4 Replacement Procedures 4.26 Fluorescent lamp Assembling the 15.0 Inch SXGA+ Sharp for edge of P-chassis (P) Do not make the P-chassis over this line. (N) 0 to 1 mm (O) (Q) Figure 4-139 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (11) 4-142 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 374
sheet. Z Z Install the lamp unit without floating. Install the reflection sheet as it is placed inside the reflector. Install the lead wire into this groove. Cross-section drawing of Z-Z Figure 4-141 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (13) Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 375
lamp 3. Install the lamp cover (J) on the backlight unit and secure it with the two screws(D). (J ) Lamp cover (D) Screw (D) Screw Screw tightening torque: 0.9kg•cm Figure 4-142 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (14) 4-144 Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 376
unit with light guide (M). (K) Upper diffusion sheet (L) Lens sheet (M) Light guide Make sure there is no dust or scratch. Do not make any sheet over the edge of P-chassis Figure 4-144 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (16) Satellite A40 Maintenance Manual (960-458) 4-145 - Toshiba Satellite A40 | Maintenance Manual - Page 377
which has no remaining of paste. (H) Backlight u n i t (I ) LCD panel Guide rib Guide rib Guide rib Guide rib Make sure the LCD panel is installed in the guide rib surely. Figure 4-145 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (17) 4-146 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 378
screws. Then bend the TCP attaching to the gate board with two screws and insert the FPC (G) into the connector of the source board. Do not hold the edge. Do not hold the edge. Figure 4-146 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (18) Satellite A40 Maintenance Manual (960-458) 4-147 - Toshiba Satellite A40 | Maintenance Manual - Page 379
hole. (G) Screw tightening torque: 0.9kg•cm Fold the gate board. Screw Fit the pin and the hole. Do not cover the projection. Screw Figure 4-147 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (19) 4-148 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 380
4.26 Fluorescent lamp 4 Replacement Procedures 8. Install the bezel (E) on the lamp cover. Attach four latches on the lamp cover and of the bezel and the latch of the P-chassis. Figure 4-149 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (21) Satellite A40 Maintenance Manual (960-458) 4-149 - Toshiba Satellite A40 | Maintenance Manual - Page 381
Screw Figure 4-150 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (22) 10. Stick the protection cover G (B). Outline standard for the gate board (B) Protection cover G Figure 4-151 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (23) 4-150 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 382
4.26 Fluorescent lamp 4 Replacement Procedures 11. Stick the protection cover S (A), fixing tape (C), fixing tape for lead wire tape does not appear on the side of the module. Figure 4-152 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (24) Satellite A40 Maintenance Manual (960-458) 4-151 - Toshiba Satellite A40 | Maintenance Manual - Page 383
of plastic resin is between ± 0.5. 0 to 1 mm Edge of plastic resin 0 to 1 mm Standard for the outline of board Standard for the outline of screw (left and right) Figure 4-153 Replacing 15.0 Inch Sharp fluorescent lamp (SXGA+) (25) 4-152 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 384
Appendices - Toshiba Satellite A40 | Maintenance Manual - Page 385
Appendices App-ii Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 386
PJ4600 USB 0/1 I/F connector (8-pin C-13 C.15 PJ4601 USB 2/3 I/F connector (8-pin C-13 C.16 PJ5600 LCD connector (40-pin C-14 C.17 PJ5620 CRT I/F connector (15-pin C-15 C.18 PJ5640 TV connector (4-pin C-15 C.19 PJ6001 Speaker Connector (left) (3-pin C-15 Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 387
(UK) Keyboard E-1 E.2 United States (US) Keyboard E-2 Appendix F Wiring Diagrams F-1 F.1 Parallel Port Wraparound Connector F-1 F.2 LAN Loopback Connector F-1 Appendix G BIOS Rewrite Procedures G-1 Appendix H EC/KBC Rewrite Procedures H-1 App-iv Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 388
Appendices Appendix I Reliability ...I-1 Satellite A40 Maintenance Manual (960-458) App-v - Toshiba Satellite A40 | Maintenance Manual - Page 389
board FLM1M* layout (front B-1 System board FLM1M* layout (back B-3 Sound board FLM1S* layout B-5 LE Board FLM1L* layout B-6 Figure E-1 (NMB E-3 Figure F-1 Figure F-2 Parallel port wraparound connector F-1 LAN loopback connector F-1 App-vi Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 390
17 CRT I/F connector (15-pin C-15 Table C-18 TV connector (4-pin C-15 Table C-19 Speaker Connector (left) (3-pin C-15 Table C-20 Speaker Connector (right) (2-pin C-16 Table C-21 DC-IN connector (4-pin C-16 Table C-22 1st Battery connector (10-pin C-16 Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 391
Table D-7 Scan codes (set 1 and set 2 D-1 Scan codes with left Shift key D-5 Scan codes in Numlock mode D-6 Scan codes with Fn key D-6 Scan codes in overlay mode D-7 No.124 key scan code D-7 No.126 key scan code D-8 Table I-1 MTBF...I-1 App-viii Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 392
Appendices Satellite A40 Maintenance Manual (960-458) App-ix - Toshiba Satellite A40 | Maintenance Manual - Page 393
LCD module with the corresponding holes in the LCD cover before securing the module with screws. Do not force the module into place, because stress can affect its performance. Also, the panel's polarized surface is easily scarred, so be carefully when handling it. Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 394
Appendices Appendix A Handling the LCD Module 3. If the panel's surface gets dirty, wipe If water or other liquid is left on the panel's surface for a long period, it can change the screen's tint or stain it. Be sure to quickly wipe off any liquid. A-2 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 395
not to drop it or let it strike a hard object, which could cause breakage or cracks. 6. CMOS-LSI circuits are used in the module, so guard against damage from electrostatic discharge. Be sure to wear a wrist or ankle ground when handling the module. Satellite A40 Maintenance Manual (960-458) A-3 - Toshiba Satellite A40 | Maintenance Manual - Page 396
Do not expose the module to direct sunlight or strong ultraviolet rays for long periods. 8. Do not store the module at temperatures below specifications. Cold can cause the liquid crystals to freeze, lose their elasticity or otherwise suffer damage. A-4 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 397
the LCD module. Disassembly can cause malfunctions. 10. If you transport the module, do not use packing material that contains epoxy resin (amine) or silicon glue (alcohol or oxime). These materials can release gas that can damage the panel's polarization. Satellite A40 Maintenance Manual (960 - Toshiba Satellite A40 | Maintenance Manual - Page 398
Appendices Appendix A Handling the LCD Module A-6 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 399
Appendix B Board Layout Appendix B Board Layout B.1 System Board FLM1M* Front View (N) Appendices (A) (B) (Q) (M) (C) (O) (D) (L) (E) (R) (K) (F) (G) (H) (I) (S) (T) (J) (P) Figure B-1 System board FLM1M* layout (front) Satellite A40 Maintenance Manual ( 960-458) B-1 - Toshiba Satellite A40 | Maintenance Manual - Page 400
connector RTC battery connector SD board I/F connector Debugging connector Sensor switch connector CD board I/F connector LCD I/F connector SC card I/F connector EC/KBC Wireless LAN I/F connector Touch pad I/F connector Fan connector 2 ICH4-M MDC I/F connector B-2 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 401
Appendix B Board Layout B.2 System Board FLM1M* Back View (A) (B) (C) (D) (E) (L) (F) (M) Appendices (O) (N) (K) (J) (I) (H) (G) Figure B-2 System board FLM1M* layout (back) Satellite A40 Maintenance Manual (960-458) B-3 - Toshiba Satellite A40 | Maintenance Manual - Page 402
I/F connector USB port 2/3 connector Reserved IEEE1394 I/F connector Parallel port I/F connector CRT connector USB port 0/1 connector HDD I/F connector CD-ROM I/F connect Main Battery connector PC card I/F connect CPU socket Montara-GT YEBISUSS 1394 PHY/LINK B-4 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 403
Mark (A) (B) (C) (D) (Back) Figure B-3 Sound board FLM1S* layout Table B-3 Sound board FLM1S* ICs and connectors Number PJ9555 VR6000 PJ6003 PJ6000 Name System board I/F connector Volume Headphone connector External microphone connector Satellite A40 Maintenance Manual (960-458) B-5 - Toshiba Satellite A40 | Maintenance Manual - Page 404
Appendices B.4 LE Board FLM1L* Front View Appendix B Board Layout (Front) (A) (Back) Mark (A) Figure B-4 LE Board FLM1L* layout Table B-4 LE Board FLM1L* ICs and connectors Number PJ9505 Name System board I/F connector B-6 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 405
Assignment C Appendix C Pin Assignment System Board Appendices C.1 PJI1420/PJ1440 Memory connector (200-pin) Table C-1 Memory connector (200-pin)(1/4) Pin No. Signal name I/O Pin No. Signal - 52 GND - 53 SDQ22-B2P I/O 54 SDQ19-B2P I/O Satellite A40 Maintenance Manual (960-458) C-1 - Toshiba Satellite A40 | Maintenance Manual - Page 406
Appendices Appendix C Pin Assignment Table C-1 Memory connector (200-pin)(2/4) Pin No. 55 57 59 61 63 65 67 69 71 I 112 SMA00-B2P I - 114 2R5-B2V - I 116 SBS1-B2P I I 118 SRAS-B2N I I 120 SCAS-B2N I I 122 SCS1-B2N I - 124 N.C - C-2 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 407
Assignment Appendices Table C-1 Memory connector (200-pin)(3/4) Pin I/O 147 SDQS5-B2P I/O 148 SDM05-B2P I 149 GND - 150 GND - 151 SDQ43-B2P 153 SDQ40-B2P I/O 152 SDQ47-B2P I/O I/O 154 SDQ42-B2P I/O -P3P I/O 194 GND - Satellite A40 Maintenance Manual (960-458) C-3 - Toshiba Satellite A40 | Maintenance Manual - Page 408
Memory connector (200-pin)(4/4) Pin No. Signal name I/O Pin No. Signal name I/O 195 SMBCLK-P3P I/O 196 GND - 197 P3V 199 N.C - 198 GND - - 200 N.C - C.2 PJ1801 HDD I/F connector (44-pin) Table C-2 HDD I/F connector 44 N.C - C-4 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 409
Assignment Appendices C.3 PJ1800 CD-ROM I/F connector (50-pin) Table C-3 CD-ROM I/F connector (50-pin) Pin No. 1 O O 36 SDCS3-P3N O I/O 38 P5V I - 40 P5V I - 42 P5V I - 44 GND - - 46 N.C - - 48 GND - - 50 N.C - Satellite A40 Maintenance Manual (960-458) C-5 - Toshiba Satellite A40 | Maintenance Manual - Page 410
Appendices Appendix C Pin Assignment C.4 PJ2110 PC card I/F connector (68-pin) Table C-4 PC card I/F connector (68-pin) (1/2) Pin No. 1 3 5 7 9 EYN I/O I 52 MCVPPA I/O I/O 54 ACFRAM-EYN I/O I/O 56 ACAD19-EYP I/O I/O 58 ACRST-EYN I/O C-6 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 411
SD card I/F connector (12-pin) Pin No. 1 3 5 7 9 11 Signal name SDAT3-E3P GND SDCLK -E3P SDAT0-E3P SDAT2-E3P SDWP-E3P I/O Pin No. Signal name I/O I/O 2 SDCMD-E3P I/O - 4 SD-E3V - O 6 GND - I/O 8 SDAT1-E3P I/O I/O 10 SDCD-E3N I I 12 GND - Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 412
Appendices Appendix C Pin Assignment C.6 PJ2200 Mini PCI I/F connector (124-pin) Table C-6 Mini PCI I/F connector (124-pin) (1/2) Pin No. 1 3 5 7 9 54 AD20-P3P O - 56 PAR-P3P O I/O 58 AD18-P3P I/O I/O 60 AD16-P3P I/O I/O 62 GND - C-8 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 413
Pin Assignment Appendices Table C-6 Mini PCI I/F connector (124-pin) (2/2) Pin No. 63 65 N.C. - - 108 N.C. - - 110 N.C. - - 112 N.C. - - 114 GND - - 116 N.C. - - 118 N.C. - - 120 GND - - 122 N.C. - - 124 E3V - Satellite A40 Maintenance Manual (960-458) C-9 - Toshiba Satellite A40 | Maintenance Manual - Page 414
Appendix C Pin Assignment C.7 PJ3000 MDC I/F connector (30-pin) Table C-7 MDC I/F connector (30-pin) Pin No. 1 3 -I - 18 N.C - - 20 GND - - 22 M97SY2-P3P I I 24 N.C - I 26 M97IN2-E3P O - 28 GND - - 30 X97BC2-P3P I/O C-10 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 415
N.C - 34 P5V - C.9 PJ3260 PAD I/F connector (8-pin) Table C-9 PAD I/F connector (8-pin) Pin No. Signal name I/O Pin No. Signal name I/O 1 P5V - 2 P5V - 3 IPSDAT-P5P I/O 4 IPSCLK -P5P I/O 5 N.C - 6 GND - 7 GND - 8 GND - Satellite A40 Maintenance Manual (960-458) C-11 - Toshiba Satellite A40 | Maintenance Manual - Page 416
C.12 PJ4100 Network I/F connector (8-pin) Table C-12-1 Network I/F connector (8-pin) Pin No. 1 3 5 7 Signal name (TDP -P3P) (RDP-P3P) (RCT) (RCT) I/O Pin No. Signal name I/O - 2 (TDN-P3P) - I 4 (RCT) - - 6 (RDN-P3N) I - 8 (RCT) - C-12 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 417
USB 2/3 I/F connector (8-pin) Table C-15 USB 2/3 I/F connector (8-pin) Pin No. Signal name I/O Pin No. Signal name I/O A1 USBPOV-E5V O A2 USBP0-S3N I/O A3 USBP0-S3P I/O A4 GND - B1 USBPOV-E5V O B2 USBP1-S3N I/O B3 USBP1-S3N I/O B4 GND - Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 418
Appendices Appendix C Pin Assignment C.16 PJ5600 LCD connector (40-pin) Table C-16 LCD connector (40-pin) Pin No. Signal name I/O Pin No. Signal name I/O 1 GND - 2 BRT0 -P5P O 3 TXDA1-PYP PNL-P3V - 38 GND - 39 PNL-P3V - 40 GND - C-14 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 419
1 CHROMA -PYP O 3 GND - 2 LUMINA -PYP O 4 GND - C.19 PJ6001 Speaker Connector (Left) (3-pin) Table C- 19 Speaker Connector (Left) (3-pin) Pin No. Signal name I/O Pin No. Signal name I/O 1 SPOTL-PXP O 2 N.C - 3 SPOTL-PXN O Satellite A40 Maintenance Manual (960-458) C-15 - Toshiba Satellite A40 | Maintenance Manual - Page 420
I/O 6 PSDA-S5P I/O 7 GND - 8 DBT10V -S 5 N O 9 GND - 10 GND - C.23 PJ8490 RTC Battery Connector (3-pin) Table C-23 RTC Battery connector (3-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 (R3V) - 2 N.C - 3 GND - C-16 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 421
connector (3-pin) Table C-24 FAN 1 connector (3-pin) Pin No. Signal name I/O Pin No. Signal name I/O 1 FAN VCC - 2 GND - 3 FANG0 -P3P I C.25 PJ8425 FAN2 connector (3-pin) Table C-25 FAN 2 connector GND - 12 DCINOR-S5N O 13 M5V - Satellite A40 Maintenance Manual (960-458) C-17 - Toshiba Satellite A40 | Maintenance Manual - Page 422
connector (10-pin) Table C-28 CD Board I/F connector (10-pin) Pin No. Signal name I/O Pin No. Signal name I/O 1 GND - 2 N.C - 3 CDBDET-S3N O 4 N.C - 5 CDNEXT -S3N I 7 CDSTOP-S3N I 6 CDPREV-S3N I 8 CDPLAY-S3N I 9 GND - 10 BND - C-18 Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 423
LE Board Appendices C.29 PJ9505 System Board I/F connector (13-pin) Table C-29 System Board I/F connector (13-pin) Pin No. Signal name I/O (PWLEGR -S3N) I 9 (PWLEOR-S3N) I 10 GND - 11 DCINGR-S5N I 13 M5V - 12 DCINO R-S 5 N I Satellite A40 Maintenance Manual (960-458) C-19 - Toshiba Satellite A40 | Maintenance Manual - Page 424
Appendices SD Board Appendix C Pin Assignment C.30 PJ9555 System Board I/F connector (30-pin) Table C-30 System Board I/F connector (30-pin) Pin No. Signal name I/O Pin No. Signal name I/O 1 -P4V I/O 28 HEADR-PXP I/O - 30 A4R7-P4V - C-20 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 425
-P2V) O 4 GND - 5 GND - C.32 PJ6003 Headphone connector (6-pin) Table C-32 Headphone connector (6-pin) Pin No. Signal name I/O Pin No. Signal name I/O 1 GND - 2 HEADL -PXP O 3 HEADR-PXP O 4 GND - 5 (SPKEN-P5P) I 6 N.C - Satellite A40 Maintenance Manual (960-458) C-21 - Toshiba Satellite A40 | Maintenance Manual - Page 426
pin) Table C-33 System Board I/F connector (10-pin) Pin No. Signal name I/O Pin No. Signal name I/O 1 GND - 2 N.C - 3 CDBDET-S3N I 5 CDNEXT -S3N O 7 CDSTOP-S3N O 4 N.C - 6 CDPREV-S3N O 8 CDPLAY-S3N O 9 GND - 10 BND - C-22 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 427
43 *2 25 O 13 98 44 F0 44 *2 26 P 19 99 4D F0 4D *2 27 [ { 1A 9A 54 F0 54 28 ] } 1B 9B 5B F0 5B Satellite A40 Maintenance Manual (960-458) D-1 - Toshiba Satellite A40 | Maintenance Manual - Page 428
5A F0 5A *3 44 Shift (L) 2A AA 12 F0 12 45 No.102 56 D6 61 F0 61 key 46 Z 2C AC 1A F0 1A 47 X 2D AD 22 F0 22 48 C 2E AE 21 F0 21 49 V 2F *2 55 / ? 35 B5 4A F0 4A *2 57 Shift (R) 36 B6 59 F0 59 D-2 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 429
40 C0 0B F0 0B 41 C1 83 F0 83 42 C2 0A F0 0A 43 C3 01 F0 01 44 C4 09 F0 09 *3 Satellite A40 Maintenance Manual (960-458) D-3 - Toshiba Satellite A40 | Maintenance Manual - Page 430
overlay function. Combined with the Fn key makes different codes. Fn key does not generate a code by itself. This key corresponds to key No. 42 in a 102-key model. Refer to Table D-6, No. 124 key scan code. Refer to Table D-7, No. 126 key scan code. D-4 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 431
shows scan codes with the left Shift key. In combination with the right Shift key, scan codes are changed as listed below: Set 1 Set 2 With left Shift With right Shift E0 AA____________E0 B6 E0 2A E0 36 E0 F0 12 _________E0 F0 59 E0 12 E0 59 Satellite A40 Maintenance Manual (960-458) D-5 - Toshiba Satellite A40 | Maintenance Manual - Page 432
E0 5D E0 DD E0 AA E0 12 E0 2F E0 F0 2F E0 F0 12 Table D-4 Scan codes with Fn key Cap Code set 1 Code set 2 No. Keytop Make Break Make Break 43 ENT E0 1C E0 9C E0 5A E0 F0 77 122 NUMERIC 45 C5 77 F0 77 123 Scrl 46 C5 7E F0 7E D-6 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 433
F0 7A 79 F0 79 70 F0 70 71 F0 71 40 4A E0 F0 4A Table D-6 No.124 key scan code Key top Shift Code set 1 Make Break Make Code set 2 Break Prt Sc Common E0 2A E0 37 E0 + E0 37 E0 B7 E0 7C E0 F0 7C Alt + 54 D4 84 F0 B4 Satellite A40 Maintenance Manual (960-458) D-7 - Toshiba Satellite A40 | Maintenance Manual - Page 434
D Keyboard Scan/Character Codes Table D-7 No.126 key scan code Key Shift top Code set 1 Make Code set 2 Make Pause Common* E1 1D 45 E1 9D C5 E1 14 77 E1 F0 14 Ctrl* E0 46 E0 C6 E0 7E E0 F0 7E F0 77 *: This key generates only make codes. D-8 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 435
Appendix E Key Layout Appendix E Appendix E Key Layout E.1 United Kingdom (UK) Keyboard Appendices Figure E-1 UK keyboard (made by Fujitsu G83C0001K110) Figure E-2 UK keyboard (made by ALPS UE2024P136) Satellite A40 Maintenance Manual (960-458) E-1 - Toshiba Satellite A40 | Maintenance Manual - Page 436
Appendices E.2 United States (US) Keyboard Appendix E Key Layout Figure E-3 US keyboard (made by Fujitsu G83C0001K210) Figure E-4 US keyboard (made by ALPS UE2024P137) E-2 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 437
Appendix E Key Layout Appendices Figure E-5 US keyboard (made by NMB G83C0000E510) Satellite A40 Maintenance Manual (960-458) E-3 - Toshiba Satellite A40 | Maintenance Manual - Page 438
Appendices Appendix E Key Layout E-4 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 439
Diagrams F.1 Parallel Port Wraparound Connector Appendices -SELECT -PINT Figure F-1 Parallel port wraparound connector F.2 LAN Loopback Connector (1) BIBAP (TX+) (2) BIDAN (TX-) (3) BIDBP (RX+) (6) BIDBN (RX-) Figure F-2 LAN loopback Connector Satellite A40 Maintenance Manual (960-458) F-1 - Toshiba Satellite A40 | Maintenance Manual - Page 440
Appendices Appendix F Wiring Diagrams F-2 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 441
No. 01 key. For example (US Keyboard) (UK Keyboard) (Keep holding down the key until a message appears on the screen.) The BIOS rewriting starts. 6. When the process is completed, eject the BIOS/EC/KBC rewriting disk and the system is automatically reset. Satellite A40 Maintenance Manual (960-458 - Toshiba Satellite A40 | Maintenance Manual - Page 442
Appendices Appendix G BIOS Rewrite Procedures G-2 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 443
disk into the USB FDD. 5. Turn on the power while holding down the Tab key. (Keep holding down the key until a message appears on the screen.) The BIOS/EC/KBC rewriting starts. 6. When the EC/KBC rewrite is completed, the system is automatically turned off. Satellite A40 Maintenance Manual - Toshiba Satellite A40 | Maintenance Manual - Page 444
Appendices Appendix H EC/KBC Rewrite Procedures H-2 Satellite A40 Maintenance Manual (960-458) - Toshiba Satellite A40 | Maintenance Manual - Page 445
Appendix I Reliability Appendix I Appendix I Reliability The following table shows MTBF (Mean Time Between Failures). Table I-1 MTBF MTBF System Time (hours) 5,109 Appendices Satellite A40 Maintenance Manual (960-458) I-1 - Toshiba Satellite A40 | Maintenance Manual - Page 446
Appendices Appendix I Reliability I-2 Satellite A40 Maintenance Manual (960-458)
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Toshiba Personal Computer
Satellite A40 Series
Maintenance Manual
TOSHIBA CORPORATION
File Number 960-458