Acer Aspire 5020 Aspire 5020 Service Guide
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- Acer Aspire 5020 | Aspire 5020 Service Guide - Page 1
Aspire 3020/5020 Series Service Guide Service guide files and updates are available on the ACER/CSD web; for more information, please refer to http://csd.acer.com.tw PRINTED IN TAIWAN - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 2
Revision History Please refer to the table below for the updates made on Aspire 3020/5020 service guide. Date Chapter Updates II - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 3
by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated. Disclaimer The information in this guide is subject to change without notice. Acer Incorporated makes no representations or warranties, either expressed - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 4
Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that appear on screen. NOTE WARNING CAUTION IMPORTANT Gives bits and pieces of additional information related to the current topic. Alerts you to any damage that might result from - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 5
card, modem, or extra memory capability). These LOCALIZED FEATURES will NOT be covered in this generic service guide. In such cases, please part number change is made, it will not be noted in the printed Service Guide. For ACER-AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 6
VI - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 7
KB L2 cacher Aspire 5020 Series T AMD T 256/512 MB of DDR333 memory, upgradeable to 2 GB using two LCD and CRT display DualViewTM support MPEG-2/DVD hardware-assisted capability Storage subsystem T One 40 GB or harger hard disk drive T Optical drive options: tDVD-Super Multi tDVD-Dual tDVD/CD - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 8
(for selected models); Acer SignalUp wireless technology support T WPAN (manufacturing option): integrated Bluetooth® Human-centric design and ergonomics T Rugged, yet extremely portable design T Stylish appearance T Full-size keyboard with four programmable launch keys T Ergonomically-centered - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 9
USB x 4 24 6-CH AC97 2.2 AC97 MODEM MDC Card 24 RJ11 CONN 30 LVDS LCD 17 CH7307C15 RGB CRT TMDS CRT 16 DVI-D (EZ4 only )15 BlueTooth Signal 4 Power Block Diag -> Page 40 C B SATA 25 PIDE SIDE DVD/ HDD CD-RW 25 25 NS SIO PC87392 Thermal & Fan 37 G792 23 FIR 37 KBC KB3910 34 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 10
Board Layout Top View 1 Keyboard Connector 2 Bluetooth Board Connector 3 LCD Cable Connector 4 LED Board Connector 5 Lid Switch 6 Modem Cable Connector 4 7 3 in 1 Connector 8 Speaker Connector 9 Internal Microphone Connector 10 Modem Board Connector 11 Touchpad Board Connector Chapter 1 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 11
6 ODD Connector 7 Media Bay Connector 8 Mini PCI Slot 9 Second Battery Connector 10 RTC Battery Connector 11 DDR DIMM Connector 12 HDD Connector 16 Audio Cable Connector 17 Line-in Connector 18 Headphone Out Connector 19 Microphone-in Connector 20 USB Connector 21 IEEE 1394 Connector 22 PCMCIA 23 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 12
13 IR 14 Bluetooth Switch 15 Wireless Switch 28 LAN Cable Connector 29 FAN Connector 30 LAN Cable Connector 6 Chapter 1 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 13
Description # Icon Item Description 1 Display screen Also called LCD (liquid-crystal display), displays computer output. the center button serves as a 4-way scroll button. 7 Launch keys Buttons for launching frequently used programs. 8 Status indicators Light-Emitting Diodes (LEDs - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 14
Bluetooth- indicator communications (manufacturing option). 3 Wireless Press to enable/disable Wireless function. communication button/ Lights to indicate the status of wireless jack speakers, headphones). 6 Battery indicator Lights when the battery is being charged 7 Power indicator - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 15
with S-video input (manufacturing option). 3 IEEE 1394 port Connects to IEEE 1394 devices (manufacturing option). 4 3 USB 2.0 ports Connects to USB 2.0 devices (e.g., USB mouse, USB camera). 5 Infrared port Interfaces with infrared devices like infrared printer and IR-aware computer - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 16
when an optical disk is being read or written. Internal optical drive; accepts CDs or DVDs depending Ethernet 10/100/1000- based network. 5 USB 2.0 port Connects to USB 2.0 devices (e.g., USB mouse, USB camera). 6 External display port Connects a display device (e.g., external monitor, LCD - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 17
's main memory and bay hard disk (secured by a screw). Indicators The computer has four easy-to-read status indicators on the upper-right above the keyboard, and four on the front panel. The power, battery and wireless communication status indicators are visible even when the LCD display is - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 18
Indicates when the hard disc or optical drive is active. Indicates the status of Bluetooth communication. Indicates the status of wireless LAN communication. Lights up when the computer is on. Battery Lights up when the battery is being charged. NOTE: 1. Charging: The light shows amber when the - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 19
Launch key Mail Web browser P Default application Email application (user-programmable) Internet browser (user-programmable) Acer eManager (user-programmable) User- palmrest provides optimum comfort and support. Touchpad Basics The following teaches you how to use the touchpad: Chapter 1 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 20
to scroll up or down and move left or right a page. This button mimics your cursor pressing on the right scroll bar of Windows applications. Function Execute Left Button (1) Click twice quickly Right Button (4) Main touchpad (2) Tap twice (at the same speed as doubleclicking the mouse button - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 21
sized keys and an embedded keypad, separate cursor keys, two Windows keys and twelve function keys. Lock Keys and embedded mumeric better solution would be to connect an external keypad. When Scroll Lock is on, the screen moves one line up or down when you press the up or down arrow keys respectively - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 22
same effect as clicking on the Windows Start button; it launches the Start menu. It can also be used with other keys to provide a variety of function: + Activates next taskbar button. + Opens the My Computer window + Opens Help and Support. + Opens the Find: All Files dialog - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 23
Puts the computer in Sleep mode. Fn-F5 Fn-F6 Fn-F7 Display toggle Screen blank Touchpad toggle Switches display output between the display screen, external monitor (if connected) and both. Turns the display screen backlight off to save power. Press any key to return. Turns the internal touchpad - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 24
the key at the upper-center of the keyboard. NOTE: This function varies by the operating system version. NOTE: Some fonts and software do not support the Euro symbol. Please refer to www.microsoft.com/ typography/faq/faq12.htm for more information. 18 Chapter 1 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 25
and mouse, USB 2.0, VGA BIOS, CD-ROM bootable, IEEE 1394 Set by setup manual Specification Built-in CPU 128KB/256KB for Aspire 3020 Series 512KB/1MB for Aspire 5020 Series Always enabled Always enabled Fixed in write-back Specification AMD CPU built-in 0MB (no on-board memory) 2 sockets 1024MB - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 26
Memory Item Supports DIMM voltage Supports DIMM package Memory module combinations Specification 2.5V and 1.25V 200-pin soDIMM You can install memory modules in any combinations as long as they match the above specifications. Memory support compliant with ACPI 2.0 PCI v2.2 IR Interface Item Part - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 27
side Specification Specification Specification built-in ATI SB400 723 bps (full speed data rate) Bluetooth 1.1 (Upgradeable to Bluetooth 1.2 when SIG specification is ratified). USB 1.1 Mini-USB Wireless Module 802.11b/g (optional device) Item Chipset Data throughput Protocol Interface built-in - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 28
Buffer Memory Interface Max 10.8Mbytes/sec 2MB Enhanced IDE(ATAPI) compatible DVD: DVD-ROM, (DVD-5, DVD-9, DVD-10, DVD-18),DVD-R (read, single border), DVD-RW, DVD-RAM (2.6GB, 4.7GB) CD: CD-DA, CD-ROM, CD-ROM XA, CD-R, CD-RW Photo (Multisession) Video CD, CD-Extra, (CD+), CD-test Load: Manual - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 29
Buffer Memory Max 10.8Mbytes/sec 2MB Enhanced IDE(ATAPI) compatible Support disc formats 1. Reads data in each CD-ROM, CD-ROM XA, CD-1, Video CD, CD-Extra and CD-Text 2. Reads data in Photo CD (single and Multi-session) 3. Reads standard CD-DA 4. Reads and writes CD-R discs 5. Reads and writes CD - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 30
I/O controller MODEM Bluetooth Wireless 802.11 b 24 Specification ATI Mobility RADEON® X700 64MB/128MB DDR Specification ATI SB400 2.0 USB 1.1 and USB 2.0 Host controller 4 three on the left side; one on the rear side Enable/Disable by BIOS Setup TI PCI7411 1 Left side IEEE 1394 Specification - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 31
in series, 2 series in parallel 14.4V 16.8+-0.2v LCD 15 inch Item Vendor & model name Screen Diagonal (mm) Active Area (mm) Display resolution (pixels) Pixel Pitch Pixel Arrangement Display Mode Typical White Luminance (cd/m2) also called Brightness Luminance Uniformity Contrast Ratio Response Time - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 32
262,144 40/40 20/40 0 to +50 -20 to +60 LCD 15 inch and 15.4 inch Item Vendor & model name Screen Diagonal (mm) Active Area (mm) Display resolution (pixels) Pixel Pitch unit 625 344x222.0x6.35 max 1 channel LVDS 262K colors (RGB 6-bit data driver) 45/45 15/35 0 to +50 -20 to +60 26 Chapter 1 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 33
Management ACPI mode Mech. Off (G3) Soft Off (G2/S5) Working (G0/S0) Suspend to RAM (S3) Save to Disk (S4) SUMIDA TWS-449-147 Vadj=3.3V 8~20 350 (max disc may be power managed in this state. CPU set power down VGA Suspend PCMCIA Suspend Audio Power Down Hard Disk Power Down CD-ROM Power Down Super - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 34
28 Chapter 1 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 35
run Setup. Please also refer to Chapter 4 Troubleshooting when problem arises. To activate the BIOS Utility, press m during POST (when "Press to enter Setup" message is prompted on the bottom of screen). Press m to enter setup. The default parameter of F12 Boot Menu is set to "disabled". If you - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 36
Navigating the BIOS Utility There are six menu options: Info., Main, System Devices, Security, Boot, and Exit. Follow these instructions: T To choose a menu, use the on the bottom of the screen. Help for parameters are found in the Item Specific Help part of the screen. Read this carefully when - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 37
is subject to different models. F9 Setup Defaults F10 Save and Exit Parameter Floppy Disk Drive HDD Model Name HDD Serial Number ATAPI Model Name ATAPI Serial Number System BIOS ver VGA BIOS Ver KBC Ver Serial Number Asset Tag Number Product Name Manufacturer Name UUID Number Description - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 38
AT system parameters. PhoenixBIOS Setup Utility Info. Main Advanced Security Boot Exit System Time: System Date: System Memory: Extended Memory: Video Memory Quiet Boot: Power on display: LCD Auto Dim Network boot F12 Boot Menu D2D Recovery Item Specific Help [15:56:48] [04/01/2005] - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 39
LCD backlight when the AC power is NOT available (running on battery power). Option: Enabled or Disabled Enables, disables the system boot from LAN (remote server). Option: Enabled or Disabled Enables, disables Boot Menu during POST. Option: Disabled or Enabled Enables, disables D2D Recovery - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 40
Boot Exit Infrared Port (FIR) Base I/O address: Interrupt: DMA channel: [Enabled] [2F8] [IRQ 3] [DMA 1] Serial port A: Parallel port: [Disabled] [Disabled] Legacy USB Support Exit The table below describes the parameters in the screen. Settings in boldface are the default and suggested - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 41
Parameter Legacy USB Support Description Enables, disables USB interface devices support. (Enable for use with a non-USB aware Operating System such as DOS or UNIX). Options Option: Enabled or Disabled Chapter 2 35 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 42
Security The Security screen contains parameters that help safeguard and protect your computer from unauthorized use. PhoenixBIOS Setup Utility Info. Main Security Boot Exit User Password is : Supervisor Password is : Set Supervisor Password Set User Password Password on Boot Clear Clear [ - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 43
on the screen. 3. Press e. After setting the password, the computer sets the User Password parameter to "Set". 4. If desired, you can opt to enable the Password on boot parameter. 5. When you are done, press u to save the changes and exit the BIOS Setup Utility. Removing a Password Follow these - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 44
parameter to "Set". 5. If desired, you can enable the Password on boot parameter. 6. When you are done, press u to save the changes and exit the BIOS Setup Utility. If the verification is OK, the screen will display as following. The password setting is complete after the user presses u. If the - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 45
If the new password and confirm new password strings do not match, the screen will display the following message. Chapter 2 39 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 46
devices includes the distette drive in module bay, the onboard hard disk drive and the CD-ROM in module bay. PhoenixBIOS Setup Utility Info. Main Security Boot Exit +Hard Drive Floppy Devices CD-ROM/DVD Drive Network Boot Item Specific Help Use or to select a device, the press - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 47
Exit The Exit screen contains parameters that help safeguard and protect your computer from unauthorized use. PhoenixBIOS Setup Utility Info. Main Advanced Security Boot Exit Exit Saving Changes Exit Dicarding Changes Load Setup Defaults Discard Changes Save Changes Item Specific Help Exit - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 48
Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Phlash. NOTE: Please use the AC adaptor power supply when you run the Phlash utility. If the battery pack does not contain enough power to finish BIOS flash, you may not boot the system because the BIOS is not completely loaded - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 49
procedures on how to disassemble the notebook computer for maintenance and troubleshooting. To disassemble the computer, you need the following tools: T Wrist grounding strap and conductive mat for preventing electrostatic discharge T Small Philips screw driver T Philips screwdriver T Plastic flat - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 50
General Information Before You Begin Before proceeding with the disassembly procedure, make sure that you do the following: 1. Turn off the power to the system and all peripherals. 2. Unplug the AC adapter and all power and signal cables from the system. 3. Remove the battery pack. 44 Chapter 3 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 51
the keyboard, then disassemble the inside assembly frame in that order. Start Battery *2 Middle Cover I*4 Lower Case Assembly *2 Wireless LAN Cover *1 Keyboard *4 LCD Module *1 *13 RTC Battery Bluetooth Module Wireless LAN Cover ODD Module *3 DIMM/HDD Cover Memory *4 HDD Module *4 HDD - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 52
4 screw caps *4 LCD Bezel *2 LCD Panel LCD Assembly *8 *2 LCD Inverter LCD LCD Wire Cable Screw List Item Description A SCW HEX NYL I#R-40/O#4-40 L5.5 B SCREW MACH WAFER M2 M2.5-5 L SCREW M3x4(86.9A524.4R0) M SCREW WAFER NYLOK NI 2ML3 N SCREW NI M2*6L LCD Brackets 46 Chapter 3 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 53
Removing the Battery Pack 1. Unlock the battery lock. 2. Slide the battery latch then remove the battery. Chapter 3 47 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 54
the HDD Module/the Wireless LAN Card/the ODD Module and the LCD Module Removing the Memory and the HDD Module 1. Remove the three screws fastening the DIMM/HDD cover. 2. Detach the DIMM/HDD cover carefully. 3. Pop out the memory then remove it. 4. Remove four screws fastening the HDD module. 5. Pull - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 55
as shown. 2. Use a flat headed screwdriver to push the ODD module outwards then remove it. Removing the LCD Module 1. Open the notebook as the impage shows. 2. Detach the middle cover carefully as shown. . 3. Remove the screw holding the keyboard. 4. Turn over the keyboard as shown. 5. Disconnect - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 56
7. Take out the LCD cable from the main unit then disconnect the cable. 8. Remove two screws fastening the LCD module. 9. Remove another two screws on the bottom as shown. 10. Then detach the entire LCD module cautiously. . 50 Chapter 3 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 57
upper case assembly as shown. 6. After you open the upper case assembly, please disconnect the lid switch cable. 7. Raise upright the upper case assembly as shown then detach it. Disassembling the Upper Case Assembly 1. Disconnect the touchpad FFC. 2. Remove the three screws fastening the touchpad - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 58
3. Detach the touchpad bracket carefully. 4. Then detach the touchpad from the touchpad bracket. Disassembling the Lower Case Assembly 1. Disconnect the bluetooth cable then remove the bluetooth module. 2. Disconnect the speaker set cable from the main board. 3. Remove two screws fastening the main - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 59
8. Disconnect the modem board cable from the main board. 9. Remove the two screws holding the modem board. 10. Disconnect the modem board from the main board then remove it. 11. Disconnect the modem cable from the modem board. 12. Remove the three screws holding the CPU heatsink. 13. Remove the CPU - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 60
18. Remove the three screws fastening the speaker set. 19. Tear off the tape holding the speaker set. 20. Take out the speaker set from the lower case. This completes main unit disassembly. 54 Chapter 3 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 61
Disassembling the LCD Module 1. Remove the four screw caps as shown. 2. Remove the four screws holding the LCD bezel. 3. Then detach the LCD bezel from the LCD module. 4. Remove the two screws fastening the LCD inverter. 5. Take out the LCD inverter from the LCD cover, then disconnect the LCD cable - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 62
Disassembling the External Modules Disassembling the HDD Module 1. Remove the two screws holding the HDD bracket on one side. 2. Remove another two screws holding the HDD bracket on the other side. 3. Then take the hard disc drive out from the HDD bracket. 56 Chapter 3 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 63
indicator does not go on or stay on.) POST does not complete. No beep or error codes are indicated. POST detects an error and displayed messages on screen. Other symptoms (i.e. LCD display problems or others). Symptoms cannot be re-created (intermittent problems). Go To "Power System Check" on page - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 64
Check Do the following to isolate the problem to a controller, driver, or diskette. A write-enabled, diagnostic Boot from the diagnostics diskette and start the diagnostics program. 2. See if CD-ROM Test is passed when the program runs to CD-ROM Test. 3. Follow the instructions in the message window - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 65
error messages on the screen, or hang the system. 1. Boot from the diagnostics diskette and start the doagmpstotics program (please refer to main board. 2. Go to the diagnostic memory in the test items. 3. Press F2 in the test items. 4. Follow the instructions in the message window. NOTE: Make sure - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 66
voltage is within the range, do the following: T Replace the System board. T If the problem is not corrected, see "Undetermined Problems" on page 74. T If the voltage is not correct, go to the next step. the operational charge does not work, see "Check the Battery Pack" on page 61. 60 Chapter 4 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 67
the Power Management in control Panel 2. In Power Meter, confirm that if the parameters shown in the screen for Current Power Source and Total Battery Power Remaining are correct. 3. Repeat the steps 1 and 2, for both battery and adapter. 4. This helps you identify first the problem is on recharging - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 68
error messages that the BIOS displays on the screen and the error symptoms classified by function. NOTE: Most of the error messages occur during POST. Some of them display information about a hardware device, e.g., the amount of memory installed. Others may indicate a problem with a device, such as - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 69
will be shown before "Equipment Configuration Error") Memory Error at xxxx:xxxx:xxxxh (R:xxxxh, W:xxxxh) Real Time Clock Error CMOS Battery Bad CMOS Checksum Error System disabled. Incorrect password is specified. Battery critical LOW In this situation BIOS will issue 4 short beeps then shut down - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 70
, then reboot system. System board Previous boot incomplete - Default configuration used Run "Load Default Settings" in BIOS Setup Utility. RTC battery System board Memory size found by POST differed from CMOS Run "Load Default Settings" in BIOS Setup Utility. DIMM System board Diskette drive - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 71
blank. Power source (battery pack and power adapter). See "Power System Check" on page 59.. Reconnect the LCD connector Hard disk drive LCD inverter ID LCD cable LCD Inverter LCD System board No beep, power-on indicator turns on and LCD is blank. But you can see POST on an external CRT. Reconnect - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 72
Controller Set ES segment register to 4 GB Enable A20 line Autosize DRAM Initialize POST Memory Manager Clear 215 KB base RAM RAM failure on address line xxxx RAM failure on data bits xxxx of low byte of memory bus Enable cache before system BIOS shadow RAM failure on data bits xxxx of high byte of - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 73
Display BIOS copyright notice Display CPU type and speed Initialize EISA board Test keyboard Set key click if enabled Test for unexpected interrupts Initialize POST display service Display prompt "Press F2 to enter SETUP" Disable CPU cache Test RAM between 512 and 640 KB Test extended memory Test - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 74
beep before boot Terminate QuietBoot (optional) Check password (optional) Prepare Boot Initialize DMI parameters Initialize PnP Option ROMs Clear parity checkers Display MultiBoot menu Clear screen (optional) Check virus and backup reminders Try to boot with INT 19 Initialize POST Error Manager (PEM - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 75
timer Initialize system I/O Check force recovery boot Checksum BIOS ROM Go to BIOS Set Huge Segment Initialize Multi Processor Initialize OEM special code Initialize PIC and DMA Initialize Memory type Initialize Memory size Shadow Boot Block System memory test Initialize interrupt vectors Initialize - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 76
/ Error LCD backlight doesn't work LCD is too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted Unreadable LCD screen Missing pels in characters Abnormal screen Wrong color displayed LCD has extra horizontal or vertical lines displayed. Action in Sequence Enter BIOS Utility to - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 77
Keyboard Hard disk connection board Hard disk drive System board See "Save to Disk (S4)" on page 27. LCD cover switch System board See "Save to Disk (S4)" on page 27. Hard disk connection board Hard disk drive System board See "Save to Disk (S4)" on page 27. LCD cover switch System board Chapter - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 78
correctly. USB does not work correctly Print problems. Serial or parallel port device problems. Action in Sequence Enter BIOS Setup Utility to execute "Load Default Settings", then reboot system. Reconnect hard disk/CD-ROM/diskette drives. Press Fn+F5, LCD/CRT/Both display switching System board - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 79
defect, such as: cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a recurring problem exists. When analyzing an intermittent problem, do the following: 1. Run the advanced diagnostic test for the system board in loop mode at least 10 times - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 80
). NOTE: Verify that all attached devices are supported by the computer. NOTE: Verify that the power problems are found, replace the FRU. 3. Remove or disconnect all of the following devices: T Non-Acer devices T Printer, mouse, and other external devices T Battery pack T Hard disk drive T DIMM T CD - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 81
] [20] [24] [25] [26] [27] [29] [30] [32] [33] [34][35][36][41][37] [38] [39][40] 13 (PJ1) 15 (CN14) 17 (U18) Power Jack Battery Connector 302ELV LVDS Encoder Chapter 5 14 (CN12) 16 (CN15) 18 (CN16) CRT Connector ODD Connector RJ45 & RJ11 Connector 75 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 82
(U20) 22 (CN18) 24 (U22) 26 (BT1) 28 (U25) 30 (U26) 32 (CN23) 34 (CN26) 36 (CN27) 38 (SW3) 40 (LED1) 42 (CN13) Northbridge M760GX USB Connector BIOS ROM RTC Battery LAN PHY RTL8201CP Southbridge 963L HDD Connector LineOut Jack LineIn Jack Bluetooth button Power LED FAN Connector 76 Chapter 5 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 83
11] [12] 1 (SW1) 3 (CN2) 5 (CN4) 7 (CN6) 9 (U12) 11 (CN9) Lid Switch LED Board Connector Keyboard Connector Touchpad Board Connector Clock Generator MDC Connector 2 (CN1) 4 (CN3) 6 (CN5) 12 (CN11) Panel Connector Modem Connector Bluetooth Module Connector Internal Microphone Connector PCMCIA - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 84
78 Chapter 5 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 85
Unit) listing in global configurations of Aspire 3020/5020. Refer to this chapter whenever ordering for parts to repair or for RMA (Return part number change is made, it will not be noted on the printed Service Guide. For ACER AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 86
Aspire 3020/5020 Exploded Diagram 2 3 4 5 6 7 8 9 B C D E !4! F !20! G !12 H 22 2 7 19 1 10 15 14 !11 !18 !13 17 !16 3 5 I 9 TDBMF!! 1/611 J 21 6 K 2 3 4 5 6 7 8 9 : 21 OP QBSU!OP 2 51/5D619/112 3 71/ - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 87
Aspire 3020/5020 FRU List NS MODEM CABLE NS TOUCHPAD CABLE 50.A46V1.001 50.A46V1.002 NS NS NS NS NS NS NS NS NS NS NS CASE/COVER/BRACKET ASSEMBLY 2 5 COVER SWITCH CABLE POWER CABLE 16A 250V 3PIN EUR BK POWER CORD 220V 3PIN EUR POWER CORD 10A 125V 3PIN US BK POWER CORD - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 88
Aspire 3020/5020 FRU List 4 IO BRACKET LEFT 33.A46V1.002 3 LOWER CASE W/SPEAKER 60.A46V1.001 NS SPEAKER LEFT/RIGHT 23.A46V1.001 7 UPPER CASE W/COVER SWITCH 60.A46V1.002 CABLE CPU/Processor NS AMD MOBILE SEMPRON 2600+ 25WD KC.S2602.25D DVD-RW Module NS AMD MOBILE SEMPRON 2800+ - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 89
Aspire 3020/5020 FRU List NS OPTICAL BRACKET 33.A46V1.003 NS DVD-RW 8X DUAL LITEON SOSW- KU.00804.015 833S W/BEZEL FAN Heatsink HDD NS DVD- - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 90
Aspire 3020/5020 FRU List NS HDD 40GB HITACHI HTS424040M9AT00 KH.04007.012 HDD 40GB TOSHIBA MK4025GAS KH.04004.005 HDD 40GB 4200PRM SEAGATE ST94019A KH.04001.010 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 91
Aspire 3020/5020 FRU List LCD Module 7 KEYBOARD DARFON NSK-H3M0D KB.A2707.019 DANISH 7 KEYBOARD DARFON NSK-H3M0T KB.A2707.020 TURKISH 7 KEYBOARD DARFON NSK-H3M0L KB.A2707.023 GREEK 7 KEYBOARD DARFON NSK-H3M0R KB.A2707.025 RUSSIAN NS ASSY LCD MODULE 15IN. XGA W/ 6M.A46V1.011 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 92
NS WIRELESS ANTENNA 25.A46V1.001 NS LCD 15.4IN. WXGA LG LP154W01- LK.15408.010 A5K2 GLARE TYPE NS LCD 15.4IN. WXGA CHIMEI N154I1- LK.1540D.004 L07 GLARE TYPE 20 MAINBOARD M26P128MB/6IN1/GBL LB.A4601.001 W/O CPU W/PCMCIA SLOT & RTC BATTERY (for Aspire 5020) MAINBOARD M24P64MBSAMSUNG - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 93
Aspire 3020/5020 FRU List NS SDIMM 256M NANYA NT256D64SH8C0GM-6K KN.25603.019 KN.5120G.006 KN.51202.025 KN.5120B.013 23.A46V1.003 Miscellaneous Pointing Device NS LCD SCREW RUBBER NS LCD SCREW RUBBER NS LOGO PLATE TOUCHPAD BOARD SYNPATICS TM61PUF1G372 47.A46V1.002 47.A46V1.003 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 94
Aspire 3020/5020 FRU List NS SRW M2.5*8L B/ZN NYLOK 700 NS SCRW M2.5*L3(NON NYLOK) NS SCREW M3x4(86.9A524.4R0) NS SCREW WAFER NYLOK NI 2ML3 NS SCRW M2*4 WAFER NI NS SCRW M2.5*3 WAFER NI 86.9A353.8R0 86.9A523.3R0 86.9A524.4R0 86.9A552.3R0 86.9A552.4R0 86.9A553.3R0 88 Chapter 6 - Acer Aspire 5020 | Aspire 5020 Service Guide - Page 95
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