extensa 500.pdf

Extensa 500 Notebook

Service Guide

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Disclaimer

Acer Incorporated makes no representations or warranties, either expressed

or implied, with respect to the contents hereof and specifically disclaims any

warranties of merchantability or fitness for any particular purpose. Any Acer

Incorporated software described in this manual is sold or licensed "as is".

Should the programs prove defective following their purchase, the buyer (and

not Acer Incorporated, its distributor, or its dealer) assumes the entire cost of

all necessary servicing, repair, and any incidental or consequential damages

resulting from any defect in the software. Further, Acer Incorporated reserves

the right to revise this publication and to make changes from time to time in

the contents hereof without obligation of Acer Incorporated to notify any

person of such revision or changes.

Acer is a registered trademark of Acer Incorporated.

Intel is a registered trademark of Intel Corporation.

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Other brand and product names are trademarks and/or registered

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PART No: 49.42B02.001....................................................PRINT IN TAIWAN

DOC No: SG281-9807A

Table of Contents

Chapter 1 System Introduction

Basic Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Special Keys . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Hardware Configuration and Specification . . . . . . . 17

Memory Address Map . . . . . . . . . . . . . . . . . . 17

Interrupt Channel Assignment . . . . . . . . . . . . 17

DMA Channel Assignment . . . . . . . . . . . . . . . 18

I/O Address Map. . . . . . . . . . . . . . . . . . . . . . . 18

Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

BIOS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

System Memory . . . . . . . . . . . . . . . . . . . . . . . 20

DIMM Combinations . . . . . . . . . . . . . . . . . . . . 20

Video Memory . . . . . . . . . . . . . . . . . . . . . . . . 21

Cache Memory . . . . . . . . . . . . . . . . . . . . . . . . 21

Video . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Video Resolutions Modes . . . . . . . . . . . . . . . . 21

Parallel Port . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Serial Port. . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Audio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

PCMCIA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Modem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Diskette Drive . . . . . . . . . . . . . . . . . . . . . . . . . 24

Hard Disk Drive . . . . . . . . . . . . . . . . . . . . . . . 24

CD-ROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Battery Pack . . . . . . . . . . . . . . . . . . . . . . . . . . 26

DC-DC/Charger Board . . . . . . . . . . . . . . . . . . 26

LCD Inverter . . . . . . . . . . . . . . . . . . . . . . . . . . 27

LCD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Power Adapter . . . . . . . . . . . . . . . . . . . . . . . . 28

Power Management . . . . . . . . . . . . . . . . . . . . . . . . 30

Power Management Modes . . . . . . . . . . . . . . 30

BIOS Setup Utility. . . . . . . . . . . . . . . . . . . . . . . . . . 33

Chapter 2 Software Utilities

Basic System Settings . . . . . . . . . . . . . . . . . . 34

Table of Contents

Table of Contents

Startup Configuration. . . . . . . . . . . . . . . . . . . . 35

Onboard Devices Configuration . . . . . . . . . . . 36

System Security. . . . . . . . . . . . . . . . . . . . . . . . 37

Power Management . . . . . . . . . . . . . . . . . . . . 39

Load Default Settings . . . . . . . . . . . . . . . . . . . 40

AFlash Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Executing AFlash. . . . . . . . . . . . . . . . . . . . . . . 41

Quick Way to Execute AFlash . . . . . . . . . . . . . 42

System Utility Diskette. . . . . . . . . . . . . . . . . . . . . . . 43

Set LCD Panel ID . . . . . . . . . . . . . . . . . . . . . . 43

Set Thermal Sensor Threshold . . . . . . . . . . . . 43

System Diagnostic Diskette. . . . . . . . . . . . . . . . . . . 44

Running PQA Diagnostics Program. . . . . . . . . 45

Diagnostic Program Error Code and Messages47

Chapter 3 Machine Disassembly

General Information. . . . . . . . . . . . . . . . . . . . . . . . . 50

Before You Begin . . . . . . . . . . . . . . . . . . . . . . 50

Connector Types . . . . . . . . . . . . . . . . . . . . . . . 50

Disassembly Procedure Flowchart . . . . . . . . . . . . . 51

Removing the Battery Pack . . . . . . . . . . . . . . . 53

Removing the DIMM . . . . . . . . . . . . . . . . . . . . 53

Removing the Modem Board . . . . . . . . . . . . . . 54

Removing the Keyboard . . . . . . . . . . . . . . . . . 55

Removing the LCD Module . . . . . . . . . . . . . . . . . . . 57

Disassembling the LCD . . . . . . . . . . . . . . . . . . 58

Disassembling the Main Unit . . . . . . . . . . . . . . . . . . 61

Removing the HDD & PCMCIA Heat Sink. . . . 61

Removing the Hard Disk Drive . . . . . . . . . . . . 61

Removing the CPU Heat Sink and CPU Board62

Removing the RTC Battery . . . . . . . . . . . . . . . 63

Disassembling the Upper Case . . . . . . . . . . . . 63

Removing the Touchpad . . . . . . . . . . . . . . . . . 64

Disassembling the Lower Case. . . . . . . . . . . . . . . . 66

Removing the CD-ROM/Diskette Drive Module66

Removing the Speakers . . . . . . . . . . . . . . . . . 68

Removing the DC-DC/Charger Board . . . . . . . 69

Removing the DC-DC/Charger Board . . . . . . . 70

Removing the System Board . . . . . . . . . . . . . . 70

Extensa 500 Service Guide

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