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Cover FAT assembly

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4.9 Cover FAT assembly 4 Replacement Procedures 4 Replacement Procedures 4.9 Cover FAT assembly Removing the Cover FAT assembly To remove the Cover FAT assembly, follow the steps below and refer to Figure 4-11 to 4-14. 1. Peel off the insulator that prevents a waterdrop from entering the computer and disconnect the SW membrane cable from the connector CN3260 on the system board. 2. Peel off the insulator that prevents a waterdrop from entering the computer and disconnect the touch pad cable and fingerprint sensor cable from the connector CN3240 and CN9520 on the system board. Insulator SW membrane cable Insulator CN3260 CN9520 Fingerprint sensor cable CN3240 Touch pad cable Figure 4-11 Removing the Cover FAT assembly (1) PORTÉGÉ M500 Maintenance Manual (960-559) [CONFIDENTIAL] 4-23

Section	Page
Portege M500 Maintenance Manual	1
Safety Precautions	3
Table of Contents	6
Chapter 1 Hardware Overview	11
Table of Contents	13
1.1 Features	15
1.2 2.5-inch Hard Disk Drive	26
1.3 Keyboard	28
1.4 Optical Drive	29
1.4.1 DVD-ROM & CD-R/RW Drive	29
1.4.2 DVD-Super Multi Drive	30
1.5 TFT Color Display	31
1.5.1 LCD Module	31
1.5.2 FL Inverter Board	32
1.6 Power Supply	33
1.7 Batteries	35
1.7.1 Main Battery	35
1.7.2 RTC battery	36
1.8 AC Adapter	37
Chapter 2 Troubleshooting Procedures	39
Table of Contents	41
2.1 Troubleshooting	43
2.2 Troubleshooting Flowchart	45
2.3 Power Supply Troubleshooting	49
2.4 System Board Troubleshooting	61
2.5 USB FDD Troubleshooting	78
2.6 HDD Troubleshooting	81
2.7 Keyboard and Touch pad Troubleshooting	86
2.8 Display Troubleshooting	89
2.9 Optical Drive Troubleshooting	91
2.10 Modem Troubleshooting	93
2.11 LAN Troubleshooting	95
2.12 Bluetooth Troubleshooting	96
2.13 Wireless LAN Troubleshooting	98
2.14 Sound Troubleshooting	100
2.15 Bridge media Slot Troubleshooting	103
2.16 Fingerprint sensor Troubleshooting	104
Chapter 3 Tests and Diagnostics	115
Table of Contents	117
3.1 The Diagnostic Test	121
3.1.1 Diagnostics menu	121
3.1.2 H/W (Hardware) initial information setting tool	123
3.1.3 Heatrun test program	123
3.2 Executing the Diagnostic Test	124
3.2.1 Diagnostics menu (T&D)	125
3.2.2 H/W initial information setting tool	128
3.2.3 Heatrun test program	128
3.3 Setting of the hardware configuration	129
3.4 Heatrun Test	131
3.5 Subtest Names	132
3.6 System Test	134
3.7 Memory Test	136
3.8 Keyboard Test	137
3.9 Display Test	138
3.10 Floppy Disk Test	141
3.11 Printer Test	143
3.12 Async Test	145
3.13 Hard Disk Test	146
3.14 Real Timer Test	149
3.15 NDP Test	151
3.16 Expansion Test	152
3.17 CD-ROM/DVD-ROM Test	154
3.18 Error Code and Error Status Names	155
3.19 Hard Disk Test Detail Status	158
3.20 ONLY ONE TEST	160
3.20.1 Program Description	160
3.20.2 Operations	160
3.21 Head Cleaning	167
3.21.1 Function Description	167
3.21.2 Operations	167
3.22 Log Utilities	168
3.22.1 Function Description	168
3.22.2 Operations	169
3.23 Running Test	170
3.23.1 Function Description	170
3.23.2 Operations	170
3.24 Floppy Disk Drive Utilities	171
3.24.1 Function Description	171
3.24.2 Operations	172
3.25 System Configuration	176
3.25.1 Function Description	176
3.25.2 Operations	177
3.26 Wireless LAN Test Program (Atheros)	178
3.26.1 Setting the responder machine	179
3.26.2 Test procedure	180
3.26.3 Contents of the test and errors	181
3.27 Wireless LAN Test Program (Intel-made a/b/g)	185
3.28 LAN/Modem/Bluetooth/IEEE1394 Test Program	189
3.28.1 LAN test	189
3.28.2 Modem test	192
3.28.3 Bluetooth test	193
3.28.4 IEEE1394 test	203
3.29 Sound Test program	204
3.29.1 Sound (Standard) test	204
3.29.2 Sound (Legacy) test	206
3.29.3 CD Sound (Standard) test	207
3.29.3.1 Test media (Toshiba-made test media)	207
3.29.3.2 Audio CD	209
3.29.4 CD Sound (Legacy) test	209
3.30 SETUP	210
3.30.1 Function Description	210
3.30.2 Accessing the SETUP Program	212
Chapter 4 Replacement Procedures	225
Table of Contents	227
4.1 General	231
4.2 Battery pack	238
4.3 PC card	240
4.4 Bridge media	241
4.5 HDD	242
4.6 Optical drive	245
4.7 Keyboard	248
4.8 Memory module	251
4.9 Cover FAT assembly	253
4.10 Fingerprint sensor board	258
4.11 Touch pad	260
4.12 SW membrane	262
4.13 Bluetooth module	264
4.14 Wireless LAN card	266
4.15 MDC (Modem Daughter Card)	268
4.16 Internal microphone	270
4.17 RTC battery	272
4.18 Harness holder / LAN cable	274
4.19 System board / DC-IN jack	277
4.20 Modem jack / Wireless communication SW	280
4.21 Fan/CPU	283
4.22 HDD cable/PC card slot	287
4.23 LCD unit/FL inverter	289
4.24 Speaker/LCD cable	295
4.25 Cover latch	297
4.26 Wireless LAN antenna/Bluetooth antenna	298
4.27 Hinge	300
4.28 Battery slider	302
4.29 Fluorescent Lamp	303
4.29.1 Replacing the 12.1-inch WXGA TMD Fluorescent Lamp	304
4.29.2 Replacing the 12.1-inch WXGA Samsung Fluorescent Lamp	315
Appendices	319
Table of Contents	321
Appendix A Handling the LCD Module	325
Appendix B Board Layout	331
B.1 System Board (FBMOS*) Front View	331
B.2 System Board (FBMOS*) Back View	333
B.3 Fingerprint Sensor Board (FBMOF*) Front and Back View	335
Appendix C Pin Assignments	337
C.1 CN1400 SO-DIMM A connector (200-pin)	337
C.2 CN1410 SO-DIMM B connector (200-pin)	340
C.3 CN1850 Main HDD interface connector (11-pin)	343
C.4 CN1810 ODD interface connector (50-pin)	344
C.5 CN2110 PC card interface connector (70-pin)	345
C.6 IS2101 MEDIA BRIDGE interface connector (42-pin)	346
C.7 CN2600 Wireless LAN card interface connector (52-pin)	347
C.8 CN3010 MDC interface connector (12-pin)	348
C.9 CN3200 Keyboard interface connector (34-pin)	348
C.10 CN3240 PAD interface connector (8-pin)	349
C.11 CN3260 SW membrane interface connector (13-pin)	349
C.12 CN4100 LAN interface connector (12-pin)	349
C.13 CN3490 LPC debug port interface connector (12-pin)	350
C.14 CN4200 IEEE 1394 interface connector (4-pin)	350
C.15 CN4400 Bluetooth interface connector (20-pin)	350
C.16 CN4614 USB 6/4 connector (8-pin)	351
C.17 CN4614 USB 0 connector (4-pin)	351
C.18 CN5000 LCD interface connector (40-pin)	352
C.19 CN5080 RGB connector (15-pin)	353
C.20 CN6050 Internal microphone connector (2-pin)	353
C.21 J6051 External microphone connector (5-pin)	353
C.22 CN6170 Speaker connector (4-pin)	353
C.23 J6310 Headphone connector (5-pin)	354
C.24 CN8800 DC-IN connector (4-pin)	354
C.25 CN8810 Main Battery connector (10-pin)	354
C.26 CN9300 RTC Battery connector (3-pin)	354
C.27 CN8771 FAN interface connector (4-pin)	355
C.28 CN9520 Fingerprint sensor board interface connector (6-pin)	355
C.29 CN9550 System board interface connector (6-pin)	356
Appendix D Keyboard Scan/Character Codes	357
Appendix E Key Layout	365
E.1 United Kingdom (UK) Keyboard	365
E.2 United States (US) Keyboard	365
Appendix F Wiring diagrams	367
F.1 LAN Loopback Connector	367
F.2 RGB Monitor Loopback Connector	367
Appendix G BIOS rewrite procedures	369
Appendix H EC/KBC rewrite procedures	371