Acer TravelMate 520 Service Manual
  1. Manuals
  2. Brands
  3. Acer Manuals
  4. Laptop
  5. TravelMate 520 Series
  6. Service manual

Acer TravelMate 520 Service Manual

Hide thumbs Also See for TravelMate 520:
Table of Contents

Advertisement

Quick Links

See also: User Manual
TravelMate 520
Service Guide
Service guide files and updates are available
on the AIPG/CSD web; for more information,
please refer to
http://csd.acer.com.tw
PART NO.: 49.41H02.001
DOC. NO.: SG336-0005A
PRINTED IN TAIWAN

Advertisement

Table of Contents
loading

Related Manuals for Acer TravelMate 520

Summary of Contents for Acer TravelMate 520

  • Page 1 TravelMate 520 Service Guide Service guide files and updates are available on the AIPG/CSD web; for more information, please refer to http://csd.acer.com.tw PART NO.: 49.41H02.001 DOC. NO.: SG336-0005A PRINTED IN TAIWAN...
  • Page 2 Copyright Copyright © 1999 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated.
  • Page 3 Conventions The following conventions are used in this manual: Screen messages NOTE WARNING CAUTION IMPORTANT Denotes actual messages that appear on screen. Gives bits and pieces of additional information related to the current topic. Alerts you to any damage that might result from doing or not doing specific actions.
  • Page 4 DIFFERENT part number code to those given in the FRU list of this printed Service Guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and service of customer machines.

  • Page 5: Table Of Contents

    Chapter 1 System Specifications Features............1 System Block Diagram .
  • Page 6 Table of Contents...

  • Page 7: System Specifications

    System Specifications Features This computer was designed with the user in mind. Here are just a few of its many features: Performance ® Mobile Pentium III processor with 256KB L2 cache, Mobile Pentium level 2 cache featuring Intel ® Celeron processor with 128KB level 2 cache 64-bit memory bus Built-in floppy disk drive...
  • Page 8 Display The large graphics display offers excellent viewing, display quality and desktop performance graphics. The computer supports a Thin-Film Transistor (TFT) liquid crystal display (LCD) displaying 24-bit true-color at 800x600 Super Video Graphic Array (SVGA) or 1024x768 eXtended Graphics Array (XGA) resolution. Video performance 2X AGP video graphic accelerator with 8 MB of video memory boost video performance.

  • Page 9: System Block Diagram

    System Block Diagram '7 Chapter 1...

  • Page 10: Board Layout

    Board Layout Top View 1. DC-in Port 2. PS/2 Keyboard and Mouse Port 3. Serial Port 4. Parallel Port 5. Expansion Port 6. USB Port 2 7. USB Port 1 8. External Display Port 9. Modem Port 10. LAN Port 11.
  • Page 11 Bottom View 1. North Bridge (ALi M1621) 2. Power Push Switch 3. Audio Connector 4. DIMM 1 Socket 5. DIMM 2 Socket (Reverse) 6. Modem Connector Chapter 1 7. Battery Connector 8. South Bridge (ALi M1535) 9. LAN Controller(Intel GD82559) 10.

  • Page 12: Panel

    Panel Ports allow you to connect peripheral devices to your computer as you would with a desktop PC. Front Panel Display screen Touchpad Floppy drive Click button (left, center and right) Palmrest Keyboard Status indicator Item Also called LCD (Liquid Crystal Display), displays computer output.

  • Page 13: Left Panel

    Left Panel Icon Security keylock PCMCIA (PC card) Port Eject button Power switch Infrared port Speaker/ headphone-out jack Line-in jack Microphone-in jack Volume control Video capture kit slot Chapter 1 Item/ Port Kensington-compatible key-based computer security lock. Two Type I/II or one Type III 16-bit PC card or 32- bit CardBus PC Card.

  • Page 14: Right Panel

    Right Panel Icon Video capture kit slot Battery bay CD-ROM/DVD-ROM/CD-RW Drive LED indicator Eject button Emergency eject slot DC-in port Rear Panel Icon PS/2 keyboard and mouse port Serial port Parallel port Item/ Port Accepts the video capture kit option on the right side of the computer.

  • Page 15: Bottom Panel

    Icon Expansion port USB ports External display port Modem port LAN port Bottom Panel Memory compartment Hard disk anti-shock protection Personal identification slot AcerMedia bay release latch AcerMedia bay Battery bay Battery release latch Hard disk bay Chapter 1 Item/ Port Item Houses the computer’s main memory.

  • Page 16: Indicators

    Indicators The computer has six easy-to-read status icons below the display screen. The Power and Sleep status icons are visible even when you close the display cover so you can see the status of the computer while the cover is closed. Icon Function Power...

  • Page 17: Keyboard

    Keyboard The keyboard has full-sized keys and an embedded keypad, separate cursor keys, two Windows keys and twelve function keys. Special keys Lock keys The keyboard has three lock keys which you can toggle on and off. Lock key Caps Lock Num Lock (Fn-F11) Scroll Lock (Fn-F12) Embedded numeric keypad...
  • Page 18 NOTE: If an external keyboard or keypad is connected to the computer, the Num Lock feature automatically shifts from the internal keyboard to the external keyboard or keypad. Windows keys The keyboard has two keys that perform Windows-specific functions. Keys á...
  • Page 19 Hot key Icon Fn-F3 Fn-F4 Fn-F5 Fn-F6 Fn-F7 Fn-F8 Alt Gr-Euro The euro symbol If your keyboard layout is set to United States-International or United Kingdom or if you have a keyboard with a European layout, you can type the Euro symbol on your keyboard. NOTE: For US keyboard users: The keyboard layout is set when you first set up Windows.
  • Page 20 1, key 2, key 3 and key 4. By default, key 1 is used to launch the internet browser and key 2 is used to launch the e-mail application. Keys 3 and 4 starts the Launch Manager application. All four keys can be set by the user. To set the launch keys, run the Acer Launch Manager. Chapter 1...

  • Page 21: Touchpad

    Touchpad The built-in touchpad is a PS/2-compatible pointing device that senses movement on its surface. This means that the cursor responds as you move your finger on the surface of the touchpad. The central location on the palmrest provides optimum comfort and support. NOTE: When using an external USB or serial mouse, you can press Fn-F7 to disable the touchpad.
  • Page 22 Function Left Button Execute Click twice quickly Select Click once Drag Click and hold, then use finger to drag the cursor on the touchpad Access context menu Scroll NOTE: Keep your fingers dry and clean when using the touchpad. Also keep the touchpad dry and clean. The touchpad is sensitive to finger movements.

  • Page 23: Hardware Specifications And Configurations

    Intel Mobile Pentium III/Celeron 500/500+ MHz with 256KB/128KB on-die cache uPGA2 package 1.6V / 1.35V 1.5V Specification Acer V3.0 Flash ROM 512KB 32-pin TSOP ACPI 1.0b, APM 1.2, PC Card 95, SM BIOS 2.3, EPP/IEEE 1284, ECP/IEEE 1284 1.7 & 1.9, IrDA, PCI 2.1, PnP 1.0a, PS/2 keyboard and mouse, USB,...
  • Page 24 System Memory Item DIMM socket number Supports memory size per socket Supports maximum memory size Supports DIMM type Supports DIMM speed Supports DIMM voltage Supports DIMM package Memory module combinations Memory Combinations Slot 1 32 MB 64 MB 0 MB 64 MB 32 MB 64 MB...
  • Page 25 LAN & Modem Interface Item Modem/LAN connector location Floppy Disk Drive Interface Item Vendor & model name Floppy Disk Specifications Media recognition Sectors/track Tracks Data transfer rate (Kbit/s) Rotational speed (RPM) Read/write heads Encoding method Power Requirement Input Voltage (V) Hard Disk Drive Interface Item Vendor &...
  • Page 26 CD-ROM Interface Item Vendor & Model Name Performance Specification Transfer rate Access time (typ.) Rotation speed Data Buffer Capacity Interface Applicable disc format Loading mechanism Power Requirement Input Voltage DVD-ROM Interface Item Vendor & model name Performance Specification Transfer rate (KB/s) Access time (typ.) Data Buffer Capacity Interface...
  • Page 27 DVD-ROM Interface Item Loading mechanism Power Requirement Input Voltage Note: (*1) Average of Data read over the whole area from 00 min. 02 sec. 00 block to 59 min. 58 sec. 74 block more than 2000 times including latency and layered error correction time. (*2) From 00 min.
  • Page 28 Video Resolutions Mode Resolution 640x480x256 640x480x64K 640x480x16M 800x600x256 800X600X64K 1024x768x256 Parallel Port Item Parallel port controller Number of parallel port Location Connector type Parallel port function control Supports ECP/EPP Optional ECP DMA channel (in BIOS Setup) Optional parallel port I/O address (in BIOS Setup) Optional parallel port IRQ (in BIOS Setup)
  • Page 29 Specification O2 OZ6933 Type III/II/I One type III or two type II/I Left side Yes (IRQ9) Specification Mitsubishi M38867 JME K9811 84/85/88-key Specification Sanyo BTP-34A1 Li-Ion 3600 mAH 3.7V 4S2P 14.8V Specification Acer AC Adapter or Battery: 10V - 26V...
  • Page 30 DC-DC/Charger Converter Item DC-DC Converter Output Output Rating Current (w/load, A) Charger Output Normal charge (charge while system is not operative) Background charge (charge even system is still operative) Battery-low 2 level (V) Battery-low 3 level (V) Protection Charger protection DC/DC converter protection DC-AC LCD Inverter Item...
  • Page 31 Item Supply voltage for LCD backlight (Vrms) AC Adapter Item Vendor & model name Input Requirements Maximum input current Nominal frequency (Hz) Frequency variation range (Hz) Nominal voltages (V) Inrush current Efficiency Output Ratings (CV mode) DC output voltage Noise + Ripple Load Output Ratings (CC mode) DC output voltage...
  • Page 32 Power Management Power Saving Mode Standby Mode Waiting time specified by the System Standby value or the operating system elapses without any system activity. Closing the display cover When the computer is about to enter Hibernation mode (e.g., during a battery-low condition), but the Hibernation file is invalid or not present.
  • Page 33 Mechanical Specifications Item Dimensions Weight I/O Ports Drive Bays Material Indicators Switch Memory Address Map Memory Address 00000000-0009FFFF 80600000-80600FFF 80620000-8063FFFF 81000000-81FFFFF 000A0000-000CFFFF 000E0000-000ED7FF 80100000-80100FFF 80200000-802FFFFF 08000000-08000FFF 08001000-08001FFF 82400000-82400FFF 82200000-82200FFF I/O Address Map I/O Address 000-00F 020-021 040-043 060, 064 070-073 081-08F 0A0-0A1 0C0-0DF...
  • Page 34 I/O Address Map I/O Address 278-27F 2E8-2EF 2F8-2FF 378, 37F 3B0-3BB, 3C0-3DF 3F0-3F5/3F7 3E8-3EF 3F8-3FF 480-48F, 4D6 4D0-4D1, CF8-CFF IRQ Assignment Map Interrupt Channel IRQ0 IRQ1 IRQ2 IRQ3 IRQ4 IRQ5 IRQ6 IRQ7 IRQ8 IRQ9 IRQ10 IRQ11 IRQ12 IRQ13 IRQ14 IRQ15 DMA Channel Assignment DMA Channel DRQ0...

  • Page 35: System Utilities

    System Utilities BIOS Setup Utility The BIOS Setup Utility is a hardware configuration program built into your computer’s BIOS (Basic Input/ Output System). Your computer is already properly configured and optimized, and you do not need to run this utility. However, if you encounter configuration problems, you may need to run Setup.

  • Page 36: System Information

    System Information The System Information screen displays a summary of your computer hardware information. NOTE: The screen above is a sample and may not reflect the actual data on your computer. “X” may refer to a series of numbers and/or characters. The following table describes the information in this screen.

  • Page 37: Basic System Settings

    Basic System Settings The Basic System Settings screen allows you to set the system date and time. The following table describes the parameters in this screen. Parameter Date Sets the system date. Time Sets the system time. Startup Configuration The Startup Configuration screen contains parameter values that define how your computer behaves on system startup.
  • Page 38 The following table describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings. Parameter Boot Display Screen Expansion Resume on LAN/Modem Access When enabled, it allows your computer to resume Hotkey Beep Fast Boot Boot Drive Sequence Setting the Boot Drive Sequence The Boot Drive Sequence section lists boot priorities (1st, 2nd, 3rd and 4th) for bootable drives in your...

  • Page 39: Onboard Device Configuration

    Onboard Device Configuration The parameters in this screen are for advanced users only. You do not need to change the values in this screen because these values are already optimized. The Onboard Device Configuration screen assigns resources to basic computer communication hardware. The following table describes the parameters in this screen.

  • Page 40: System Security

    System Security The System Security screen contains parameters that help safeguard and protect your computer from unauthorized use. The following table describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings. Parameter Setup Password When set, this password protects the computer and the BIOS Utility from unauthorized entry.
  • Page 41 Three password types protect your computer from unauthorized access. Setting these passwords creates several different levels of protection for your computer and data: Setup Password prevents unauthorized entry to the BIOS Utility. Once set, you must key-in this password to gain access to the BIOS Utility. Power-On Password secures your computer against unauthorized use.

  • Page 42: Load Default Settings

    Load Default Settings If you want to restore all parameter settings to their default values, select this menu item and press Enter. The following dialog box displays. If you would like to load default settings for all parameters, use the cursor left/right ( then press Enter.

  • Page 43: Bios Flash Utility

    Create a bootable disk. Copy all AFlash files into this bootable diskette. Put the bootable disk into TravelMate 520 series module, then reboot. IMPORTANT: Never turn off the system power while Flash BIOS is programming. This will damage your system.

  • Page 44: System Utility Diskette

    Panel ID Write This function will display a table of all panel IDs of Acer TravelMate 520 series, and ask to input the no. corresponding to the panel ID of the LCD. Then, the chosen ID will be set in EEPROM.
  • Page 45 Write UUID by user keyin - this function is used when the original UUID is kept. User may use “Read Main Board Data” function first to keep the UUID. Write MBD serial number - this function will write MBD serial number by user keyin. Chapter 2...

  • Page 46: System Diagnostic Diskette

    Audio Resource and Speaker-Out Test This function will test Audio Resource and Loopback of Acer TravelMate 520 notebook series. You will see “PASS” when test is successful. You need “Loopbacker” when you choose “Loopback Test”. Please put Loopbacker in Line-in, Line-out and Micro-in.

  • Page 47: Running Pqa Diagnostics Program

    If there is no reflect server, the test program will show “IR FAIL”. USB Register and Connect/ Disconnect Test This function will test USB Register and Connect/Disconnect of TravelMate 520 notebook series. Register test (USBCMD, USBINTR, FRNNUM, FLBASEADD, SOF) - test its own USB internal circuit.
  • Page 48 Full Test performs all test items in detail for your system. Quick Test performs all test items quickly for your system. The screen below appears if you select Multi Test. Specify the desired number of tests and press Enter. After you specify the number of tests to perform, the screen shows a list of test items (see below). Move the highlight bar from one item to another.

  • Page 49: Machine Disassembly And Replacement

    Machine Disassembly and Replacement This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting. To disassemble the computer, you need the following tools: Wrist grounding strap and conductive mat for preventing electrostatic discharge Flat-bladed screw driver Phillips screw driver Tweezers Flat-bladed screw driver or plastic stick...

  • Page 50: General Information

    General Information Before You Begin Before proceeding with the disassembly procedure, make sure that you do the following: Turn off the power to the system and all peripherals. Unplug the AC adapter and all power and signal cables from the system. Chapter 3...

  • Page 51: Disassembly Procedure Flowchart

    Disassembly Procedure Flowchart The flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence and instructs you on the components that need to be removed during servicing. For example, if you want to remove the system board, you must first remove the keyboard, then disassemble the inside assembly frame in that order.
  • Page 52 MAIN UNIT CPU HEATSINK UPPER CASE FDD MODULE PLATE CPU HEATSINK CHARGER PLATE MAIN BOARD LOWER CASE PCMCIA SOCKET AUDIO BOARD Chapter 3...

  • Page 53: Removing The Battery Pack

    Removing the Battery Pack To remove the battery pack, push the battery release button inward. Slide the battery pack out from the machine. Removing the Battery Cover To remove the battery cover, press the cover on this side outward carefully, then remove the cover. Chapter 3...

  • Page 54: Removing The Cd-Rom Drive Module

    Removing the CD-ROM Drive Module To remove the CD-ROM drive module, push the release button outward. Slide it out from the machine. Disassembling the CD-ROM Drive Module To disassemble the CD-ROM drive module, first remove the four screws as shown. Remove the CD-ROM drive module from the CD-ROM drive chassis.

  • Page 55: Removing The Hard Disk Drive Module

    Removing the Hard Disk Drive Module To remove the hard disk drive, first remove the hard disk drive cover screw, then remove the cover. Remove the hard disk drive module out from the machine carefully. Disassembling the Hard Disk Drive Module To disassemble the hard disk drive module, first remove the two screws from the hard disk drive bracket.

  • Page 56: Removing The Extended Memory

    Removing the Extended Memory To remove an extended memory from the machine, first remove the screw from the memory cover. Push the memory cover leftward to lift the cover off, then remove the memory cover. Push out the latches on both sides of the socket, and pull the memory module out from the socket. Chapter 3...

  • Page 57: Removing The Modem Board

    Removing the Modem Board To remove the modem board, first remove the screw from the modem cover. Remove the modem cover from the machine. Remove the two screws from the modem board as shown, use a plastic bladed screwdriver to remove the modem board from the main unit.

  • Page 58: Disassembling The Lcd

    Disassembling the LCD Removing the Hinge Cap To remove the hinge cap, push the hinge cap outward, then slide the hinge cap out from the main unit. Removing the Middle Cover To remove the middle cover, push the middle cover rightward and lift the middle cover away. Disconnect the launch board cable from the launch board.

  • Page 59: Removing The Cable Cover

    At CNX2, disconnect the keyboard cable from the main board carefully, then remove the keyboard from the main board. At CN10, disconnect the launch board cable from the main board, then remove it. Removing the Cable Cover To remove the cable cover, push the cable cover backward then pull the cover off gently. Removing the LCD Module To remove the LCD module, first remove the two screws from the rear of the unit and the two screws from the base of the unit as shown.
  • Page 60 At CN9, remove the two screws from the LCD FPC cable, and then disconnect the LCD FPC cable from the main board. At CN8, disconnect the inverter cable from the main board. Remove the LCD module from the main unit. Remove the video capture kit cover from the LCD module on each side.

  • Page 61: Removing The Inverter Board

    Snap off the LCD bezel carefully, then remove the LCD bezel from the LCD module. Removing the Inverter Board To remove the inverter board, remove the two screws from the inverter board as shown. Disconnect the speaker cables, microphone cable and LCD power cable from the inverter board, then remove the inverter board.

  • Page 62: Removing The Speakers

    Removing the Speakers Remove the two screws from the speakers as shown, then remove the speakers from the LCD module.. Remove the four screws from the LCD, then detach the LCD diaper from the LCD. Remove the LCD from the LCD panel. Remove the ESD tape, then disconnect the LCD FPC cable from the LCD.

  • Page 63: Removing The Microphone

    Removing the Microphone Remove the microphone from the LCD. Chapter 3...

  • Page 64: Disassembling The Upper Case

    Disassembling the Upper Case Removing the Floppy Disk Drive Module To remove the floppy disk drive module, first remove the screw from the upper case. At CNX1, disconnect the floppy disk drive cable from the main unit, then pull the floppy disk drive module out from the main unit carefully.

  • Page 65: Removing The Cpu Heatsink Plate

    Disconnect the floppy disk drive FPC cable from the drive. To remove the floppy disk drive bezel, remove the cushion from the drive, and then detach the bezel from the drive carefully. Removing the CPU Heatsink Plate Remove the two screws from the CPU heatsink plate, then pull the CPU heatsink plate backward then rightward from the main unit.

  • Page 66: Removing The Upper Case

    Reinstall the RTC battery back into position by pressing it down to secure. Removing the Upper Case To remove the upper case, remove the eight screws from the base of the unit as shown. At CN16, disconnect the touchpad cable from the main board. Pull the upper case up from rear to front of the unit gently.
  • Page 67 Disconnect the touchpad cable from the touchpad board, then remove the touchpad board from the upper case. Remove the touchpad cable from the upper case carefully. Chapter 3...

  • Page 68: Disassembling The Lower Case

    Disassembling the Lower Case Removing the CPU Heatsink Remove the four screws from the CPU heatsink. Remove the CPU heatsink from the main unit. Removing the CPU To remove the CPU, use a flat bladed screwdriver to release the screw carefully, then remove the CPU from the CPU socket.

  • Page 69: Removing The Fan

    At CN11, disconnect the fan cable from the main board. Pull the battery connector and audio jack out to remove the main board from the lower case. Removing the Fan Remove the screw from the fan, then remove the fan from the lower case. Detach the audio board from the main board.

  • Page 70: Removing The Pcmcia Slot

    Removing the PCMCIA Slot Remove the two screws from the PCMCIA plate to remove the plate. At CN13, remove the two screws from the PCMCIA slot, then detach the PCMCIA slot from the main board by hand gently. Removing the I/O Bracket Remove the six hexed screws and the two screws from the I/O bracket.

  • Page 71: Removing The Modem Cable

    Removing the Modem Cable At CN21 and CN22, disconnect the modem cable from the main board, then remove the modem cable from the main board. Chapter 3...
  • Page 72 Chapter 3...

  • Page 73: Troubleshooting

    Troubleshooting Use the following procedure as a guide for computer problems. NOTE: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. Obtain the failing symptoms in as much detail as possible.

  • Page 74: System Check Procedures

    System Check Procedures Diskette Drive Check Do the following to isolate the problem to a controller, driver, cable or diskette. A write-enabled, diagnostic diskette is required. NOTE: Make sure that the diskette does not have more than one label attached to it. Multiple labels can cause damage to the drive or cause the drive to fail.

  • Page 75: Memory Check

    The following auxiliary input devices are supported by this computer: Numeric keypad External keyboard If any of these devices do not work, reconnect the cable connector and repeat the failing operation. Memory Check Memory errors might stop system operations, show error messages on the screen, or hang the system. Boot from the diagnostics diskette and start the PQA program (please refer to “Running PQA Diagnostics Program”).

  • Page 76: Touchpad Check

    Check the Battery Pack To check the battery pack, do the following: Power off the computer. Remove the battery pack and measure the voltage between battery terminals 1(+) and 7(ground). See the following figure If the voltage is still less than 8.0 Vdc after recharging, replace the battery. To check the battery charge operation, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer.

  • Page 77: Index Of Error Message

    Index of Error Message The symptom-to-FRU index lists the symptoms and errors and their possible causes. The most likely cause is listed first. NOTE: Perform the FRU replacement or actions in the sequence shown in FRU/Action column, if the FRU replacement does not solve the problem, put the original part back in the computer.
  • Page 78 Error Messages List Error Messages Memory size found by POST differed from CMOS Diskette drive A error Incorrect Drive A type - run SETUP System cache error - Cache disabled CPU ID DMA Test Failed Software NMI Failed Fail-Safe Timer NMI Failed Device Address Conflict Allocation Error for device Failing Bits: nnnn...
  • Page 79 No-Beep Symptoms Symptom / Error No beep, power-on indicator turns off and LCD is blank. No beep, power-on indicator turns on and LCD is blank. No beep, power-on indicator turns on and LCD is blank. But you can see POST on an external CRT. No beep, power-on indicator turns on and a blinking cursor shown on LCD during POST.

  • Page 80: Index Of Symptom-To-Fru Error Message

    Index of Symptom-to-FRU Error Message LCD-Related Symptoms Symptom / 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.
  • Page 81 Power-Related Symptoms Symptom / Error Battery can’t be charged PCMCIA-Related Symptoms Symptom / Error System cannot detect the PC Card (PCMCIA) PCMCIA slot pin is damaged. Memory-Related Symptoms Symptom / Error Memory count (size) appears different from actual size. Enter BIOS Setup Utility to execute “Load Default Speaker-Related Symptoms Symptom / Error In DOS or Windows, multimedia programs, no sound...
  • Page 82 Power Management-Related Symptoms Symptom / Error The system doesn't resume from standby mode after opening the LCD. Battery fuel gauge in Windows doesn’t go higher than 90%. System hangs intermittently. Peripheral-Related Symptoms Symptom / Error System configuration does not match the installed devices.
  • Page 83 Modem-Related Symptoms Symptom / Error Internal modem does not work correctly. NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined Problems” on page 79. Chapter 4 Action in Sequence System Diagnostics Diskette Modem phone jack Modem board System board...

  • Page 84: Intermittent Problems

    Intermittent Problems Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware 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: Run the advanced diagnostic test for the system board in loop mode at least 10 times.

  • Page 85: Undetermined Problems

    Power-off the computer. Visually check them for damage. If any problems are found, replace the FRU. Remove or disconnect all of the following devices: Non-Acer devices Devices attached to the port replicator Printer, mouse, and other external devices Battery pack...

  • Page 86: Index Of Aflash Bios Error Message

    Index of AFlash BIOS Error Message Error Message Hardware Error BIOS Update Program Error System Error Without AC adapter Battery Low Action in Sequence See “System Diagnostic Diskette” on page 40 Turn off the power and restart the system. Make sure this AFlash BIOS diskette for this model. make sure to connect AC adapter make sure to install a highly charged battery, and reboot system.

  • Page 87: Index Of Pqa Diagnostic Error Code, Message

    Index of PQA Diagnostic Error Code, Message Error Code 16XXX 01XXX 02XXX 03XXX 04XXX 05XXX 06XXX 07XXX 08XXX 09XXX 10XXX 11XXX 12XXX Chapter 4 Message Backup battery error CPU or main board error Memory error Keyboard error Video error Parallel Port error Serial port or main board error Diskette drive error Hard disk error...
  • Page 88 Chapter 4...

  • Page 89: Jumper And Connector Locations

    Jumper and Connector Locations Top View PCB No. 99206 PS/2 keyboard and Mouse Port External Display Port Parallel Port Serial Port USB Port 1 USB Port 2 Expansion Port LED & Inverter Connector LCD Connector CN10 Cover Switch CN11 Launch Key Connector Keyboard Switch Settings English Japanese...
  • Page 90 SW-4/5 SW-4 SW-5 Acer SW-6: Check Password SW6 = OFF, Enable SW-6 = ON, Disable SW-7: Boot Block Boot SW-7 = OFF, Disable SW-7 = On, Enable Chapter 5...

  • Page 91: Bottom View

    Bottom View CN21 Modem Card Cable Connector CN22 Modem Card Cable Connector CN23 Power Push Switch CN24 Audio Connector Chapter 5 CN25 Battery Connector CN26 Modem Connector DIMM 1 Socket DIMM 2 Socket (Reverse)
  • Page 92 Chapter 5...

  • Page 93: Fru (Field Replaceable Unit) List

    DIFFERENT part number code from those given in the FRU list of this printed Service Guide. You MUST use the local FRU list provided by your regional Acer office to order FRU parts for repair and service of customer machines.
  • Page 95 Picture CPU/ Processor Memory Chapter 6 Partname Description CPU, PIII-500, INTEL IC CPU COPPERM-500 UPGA2 CPU, PIII-600, INTEL IC CPU COPP600 W/GEY UPGA2 DIMM,64M,PC100, SDIMM 64M Siemens HYS64V8220GCDL-8B(SI DIMM,64M,PC100, DIMM 64M 8*16 Winbond W17064IHNC86220 LCD module MODULE(HIT12.1")FL2.5 LCD , 12.1" TFT, LCD 12.1SVGA HIT/ HITACHI TX31D35VCICCA...
  • Page 96 Picture Partname Description LCD bezel LCD BEZEL ASSY(12.1") LCD panel LCD PANEL ASSY(HIT12.1")FL2.5 Hinge Bracket Pack HINGE BRACKET PACK Speaker SPEAKER13.3& 12.1 LCD module MODULE(ADT14.1")F2.5 LCD , 14.1" TFT, IBM LCD 14.1"IBM/ITXG76C Inverter INVERTER T62I172.00 FALCON2 Inverter cable C.A LED & INV(14.1")FL2.5 Part No.
  • Page 97 Picture 8, 9 HDD/ Hard Disk Drive Chapter 6 Partname Description LCD cable LCD(14.1"ADT&UNI)FL2.5 LCD bezel LCD BEZEL ASSY(14.1") LCD panel LCD PNL ASSY(ADT14.1")FL2.5 Hinge Bracket Pack HINGE BRACKET PACK Speaker Pack SPEAKER PACK HDD module ASSY HDD FALCON 2 HDD, 6G, IBM HDD SM 9.5"6G IBM/ DARA206000...
  • Page 98 Picture FDD/ Floppy Disk Drive Partname Description HDD Connector CONN CTR ML 22P HH98227-A2(HDD HDD module ASSY HDD 9.5" 12GB IBM HDD,12G, IBM HDD SM9.5"12G IBM/ DARA212K A51 HDD Bracket HDD ASSY(9.5mm) BRACKET FALCON2 HDD Connector CONN CTR ML 22P HH98227-A2(HDD FDD Module, FDD (PANASONIC) ASSY...
  • Page 99 Picture CD-ROM Drive Chapter 6 Partname Description FDD Cable C.A FDD FPC FALCON2 FDD Bracket FDD REAR BRAKET FALCON2 FDD Bezel FDD BEZEL(PANASONIC) ASSY CD-ROM CD/DVD-ROM Module Module,24X,MKE CD-ROM CD ROM 24X MKE/CR176- Device,24X,MKE CD-ROM Chassis CD/DVD-ROM ASSY Assembly CD-ROM Board FALCON-2 CD-ROM BD Part No.
  • Page 100 Picture Microphone Partname Description CD-ROM ASSY CDROM TEAC Module,24X,TEAC FALCON2 CD-ROM CD ROM 24X SLIM TEAC/ Device,24X,TEAC CD224EB26 CD-ROM Chassis CD/DVD-ROM ASSY Assembly CD-ROM Board FALCON-2 CD-ROM BD FAN 5V 45*45*10 AB4505MB-GD3(B Microphone Rubber MIC-RUBBER CR PLATINUM Microphone with Cable MIC CABLE Part No.
  • Page 101 Picture Heatsink Pointing Device Chapter 6 Partname Description CPU Heatsink HEATSINK CPU FALCON2.5 CPU Heatsink Plate CPU HEATSINK PLATE FALCON2.5 PCMCIA Plate PCMCIA PLATE FALCON TouchPad FPC Cable C.A TOUCHPAD FPC FALCON2 TouchPad Frame TOUCH PAD FRAME FALCON2 TouchPad Board TOUCHPAD MULTI- SWITCH SYNAPTIC TouchPad Button...
  • Page 102 Picture Cables Main board Boards PCMCIA Slot/ PC Card Slot Partname Description Modem Cable C.A MODEM FALCON2.5 Launch Board Cable C.A LAUNCH FALCON2 Main board/TM520 FALCON 2.5 MB C-500 Audio Board FALCON2.5 AUDIO BD Launch Board FALCON2 LAUNCH BOARD Modem Board AMBIT 56K MODEM MODULE UL 3.0 PCMCIA Slot...
  • Page 103 Picture Battery Case/Cover/Bracket Assembly 26, 27 Chapter 6 Partname Description Battery ASSY BTY PACK BTP-34A1 FAL2.5 RTC Battery, Li BTY LI 3V CR1220 36MAH LCD Cable Cover CABLE COVER FALCON2 Middle Cover MIDDLE COVER FALCON2 Hinge Cap Pack ASSY HINGE PACK Memory Cover DIMM COVER ASSY HDD Cover...
  • Page 104 Picture Miscellaneous Screws Partname Description Modem Cover MODEM COVER ASSY Upper Case UPPER CASE ASSEMBLY Lower Case LOWER CASE(F2.5) Charger Plate with ASSY CARGER PLATE Thermal pad FALCON2.5 Camera Rubber RUBBER CAMERA TM340 LOGO LOGO Main board Screw SCREW M2.5*4L NI Modem Cover Screw SCREW M2.0X4(BLACK) Hinge Screw...

  • Page 105: Appendix A Model Definition And Configuration

    Model Definition and Configuration Model Number Definitions Model Number 520iT 12.1” TFT Celeron-550 521TE 13.3” TFT PIII-600 521TX 14.1 TFT PIII-600 521TXV 14.1 TFT PIII-600 522TX 14.1 TFT PIII-600 522TXV 14.1 TFT PIII-600 523TE 13.3 TFT PIII-600 524TX 14.1 TFT PIII-600 524TXV 14.1 TFT...
  • Page 106 Appendix A...

  • Page 107: Appendix B Test Compatible Components

    Test Report released by the Acer Mobile System Testing Department. TravelMate 520 Compatibility Test Report is not yet ready when the service guide was released. Test Compatible Components will not be provided at this moment. Please check website for updates of test compatible components.
  • Page 108 Appendix B...

  • Page 109: Appendix C Online Support Information

    This section describes online technical support services available to help you repair your Acer Systems. If you are a distributor, dealer, ASP or TPM, please refer your technical queries to your local Acer branch office. Acer Branch Offices and Regional Business Units may access our website. However some information sources will require a user i.d.
  • Page 110 Appendix C...

  • Page 111: Index

    AC Adapter 25 ACPI 1 AFLASH Utility 37 Audio 21 Battery 23 Battery Cover Removing 47 Battery Pack Removing 47 BIOS 17 BIOS Setup Utility 29 BIOS Utility 29–36 Basic System Settings 31 Load Default Settings 36 Navigating 29 Onboard Device Configuration 33 Startup Configuration 31 System Information 30 System Security 34...
  • Page 112 Keyboard 11, 23 Keyboard or Auxiliary Input Device Check 68 LAN 18 Launch Keys 14 LCD 2, 24 Disassembly 52 Machine Disassembly and Replacement 43 Major Chips 17 Mechanical Specifications 27 Memory 17 Removing 50 Memory Address Map 27 Memory Check 69 Memory Combinations 18 Model Number Definitions 99 Modem 18...
  • Page 113 Index...
  • Page 114 Index...

Table of Contents