ActionTec 56K Internal PC Modem Specifikace stáhnout pdf (Strana 87)

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56K Internal PC Modem
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Chapter 4

❑

Printer, mouse, and other external devices

❑

Battery pack

❑

Hard disk drive

❑

DIMM

❑

CD-ROM

❑

Diskette drive

❑

PC Cards

4. Power-on the computer.

5. Determine if the problem has changed.

6. If the problem does not recur, reconnect the removed devices one at a

time until you find the failing FRU.

7. If the problem remains, replace the following FRU one at a time. Do not

replace a non-defective FRU:

❑

System board

❑

LCD assembly

❑

CPU card

1 2 ... 82 83 84 85 86 87 88 89 90 91 92 ... 107 108

Extensa 500 Notebook 1
Copyright 2
Disclaimer 2
DOC No: SG281-9807A 3
Table of Contents 4
Chapter 4 Troubleshooting 6
Chapter 6 Spare Parts List 6
Appendix A Model Definitions 7
8 Table of Contents 8
Basic Operation 11
Keyboard 12
Windows 98 Keys 14
System Introduction 14
Chapter 1 17
Memory Address Map 17
Interrupt Channel Assignment 17
DMA Channel Assignment 18
I/O Address Map 18
Processor 19
System Memory 20
DIMM Combinations 20
Parallel Port 22
Serial Port 22
Video Resolutions Modes 22
Hard Disk Drive 25
Power Adapter 28
Power Management 30
Software Utilities 33
Basic System Settings 34
Startup Configuration 35
Onboard Devices Configuration 36
System Security 37
Load Default Settings 40
AFlash Utility 41
Quick Way to Execute AFlash 42
System Utility Diskette 43
System Diagnostic Diskette 44
MANUAL TEST 45
AUTO TEST 45
Test option 47
Machine Disassembly 49
General Information 50
Main Unit 52
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 RTC Battery 63
Disassembling the Upper Case 63
Removing the Touchpad 64
Disassembling the Lower Case 66
Removing the Speakers 69
Removing the System Board 70
Removing the PCMCIA slot 71
Removing the Modem Phone Jack 72
Troubleshooting 73
System Check Procedures 74
Memory Check 75
Power System Check 75
Touchpad Check 77
Error Symptom-to-FRU Index 78
Chapter 4 79
Error Messages List 79
No-Beep Symptoms 80
LCD-Related Symptoms 81
Indicator-Related Symptoms 82
Power-Related Symptoms 82
Peripheral-Related Symptoms 85
Intermittent Problems 86
Undetermined Problems 86
Connectors and Jumpers 89
BottoM View 90
Chapter 6 93
Spare Parts List 100
Model Definitions 101
Appendix A 102
Compatibility Tested 103
Components 103

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