Acer TravelMate 520 TravelMate 520 Service Guide - Page 5

Table of Contents Chapter 1 System Specifications 1 Features 1 System Block Diagram 3 Board Layout 4 Panel 6 Indicators 10 Keyboard 11 Touchpad 15 Hardware Specifications and Configurations 17 Chapter 2 System Utilities 29 BIOS Setup Utility 29 BIOS Flash Utility 37 System Utility Diskette 38 System Diagnostic Diskette 40 Chapter 3 Machine Disassembly and Replacement 43 General Information 44 Disassembly Procedure Flowchart 45 Removing the Battery Pack 47 Removing the CD-ROM Drive Module 48 Removing the Hard Disk Drive Module 49 Removing the Extended Memory 50 Removing the Modem Board 51 Disassembling the LCD 52 Disassembling the Upper Case 58 Disassembling the Lower Case 62 Chapter 4 Troubleshooting 67 System Check Procedures 68 Index of Error Message 71 Index of Symptom-to-FRU Error Message 74 Intermittent Problems 78 Undetermined Problems 79 Index of AFlash BIOS Error Message 80 Index of PQA Diagnostic Error Code, Message 81 Chapter 5 Jumper and Connector Locations 83 Top View 83 Bottom View 85 Chapter 6 FRU (Field Replaceable Unit) List 87 Appendix A Model Definition and Configuration 99 Appendix B Test Compatible Components 101 Appendix C Online Support Information 103 Index 105 V