Acer P243 Technical Information Page 58
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- Table of contents
- TROUBLESHOOTING
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49 TravelMate 240/ 250
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.
- Service Guide 1
- Revision History 2
- Copyright 3
- Disclaimer 3
- Conventions 4
- Table of Contents 7
- System Introduction 10
- System Block Diagram 12
- Board Layout 13
- Front Panel 15
- Left Panel 16
- 8 TravelMate 240/ 250 17
- Right Panel 18
- Rear Panel 19
- Bottom Panel 20
- Indicators 21
- Understanding the icons 22
- Keyboard 23
- Windows keys 24
- Hot Keys 25
- Launch Keys 27
- 20 TravelMate 240/ 250 29
- System Memory 29
- Memory Combinations 29
- Second Level Cache 29
- 22 TravelMate 240/ 250 31
- CD-ROM Interface 31
- DVD-ROM Interface 31
- Hard Disk Drive Interface 31
- 28 TravelMate 240/ 250 37
- AC Adapter 37
- Chapter 1 29 38
- Power Management 38
- Environmental Requirements 38
- Mechanical Specification 38
- 30 TravelMate 240/ 250 39
- Memory Address Map 39
- I/O Address Map 39
- Chapter 1 31 40
- 32 TravelMate 240/ 250 41
- IRQ Assignment Map 41
- Chapter 1 33 42
- DMA Channel Assignment 42
- System Utilities 43
- Navigating the BIOS Utility 44
- Information 45
- 37 Chapter 2 46
- Advanced 48
- Security 49
- Setting a Password 50
- Removing a Password 51
- Changing a Password 51
- 43 Chapter 2 52
- Setup Warning 52
- Chapter 2 44 53
- 45 Chapter 2 54
- BIOS Flash Utility 55
- System Diagnostic Diskette 55
- 47 Chapter 2 56
- Chapter 3 57
- General Information 58
- Chapter 3 50 59
- 51 TravelMate 240/ 250 60
- Screw List 60
- Removing the Battery 61
- Removing the Memory Module 62
- Removing the LCD Module 65
- Chapter 3 58 67
- Disassembling the LCD Module 68
- Removing the 15” TFT LCD 69
- Removing the LCD Brackets 69
- Removing the LCD Hinges 70
- Disassembling the Main Unit 72
- Removing the Thermal Module 73
- Removing the Processor 73
- Installing the Processor 74
- Removing the Touchpad Board 75
- Removing the Touchpad Cable 75
- Removing the ODD Module(1) 78
- Removing the ODD Module(2) 78
- Removing the HDD Bracket 78
- Removing the Main Board 79
- Removing the DC Board 79
- Removing the I/O Port Bracket 80
- Removing the PCMCIA Slot 80
- Removing the Speaker Set 81
- System Upgrade Procedure 82
- Assembling the Main Unit 83
- Installing the HDD Bracket 84
- Installing the ODD Module 84
- Installing the Touchpad Cable 86
- Installing the Touchpad Board 86
- Installing the Thermal Module 88
- Installing the RTC Battery 90
- Installing the Keyboard 90
- Assembling the LCD Module 92
- Installing the 15” TFT LCD 93
- Installing the LCD Bezel 94
- Chapter 3 86 95
- Installing the LCD Module 96
- Installing the Middle Cover 97
- 89 TravelMate 240/ 250 98
- Chapter 3 90 99
- Removing the Modem Board 100
- Installing the Memory Module 101
- Installing the Battery 102
- Troubleshooting 103
- System Check Procedures 104
- Memory check 105
- Power System Check 105
- Check the Power Adapter 106
- Touchpad Check 107
- Index of Error Messages 109
- 101 TravelMate 240/ 250 110
- Error Message List 110
- Chapter 4 102 111
- 103 TravelMate 240/ 250 112
- LCD-Related Symptoms 112
- Indicator-Related Symptoms 112
- Power-Related Symptoms 112
- Chapter 4 104 113
- PCMCIA-Related Symptoms 113
- Memory-Related Symptoms 113
- Speaker-Related Symptoms 113
- Intermittent Problems 115
- Undetermined Problems 116
- Chapter 5 117
- 109 TravelMate 240/ 250 118
- Bottom View 119
- 111 TravelMate 240/ 250 120
- Chapter 6 121
- 113 TravelMate 240/250 122
- Chapter 6 114 123
- 115 TravelMate 240/250 124
- Chapter 6 116 125
- 117 TravelMate 240/250 126
- Chapter 6 118 127
- 119 TravelMate 240/250 128
- Chapter 6 120 129
- 121 TravelMate 240/250 130
- Chapter 6 122 131
- 123 TravelMate 240/250 132
- Chapter 6 124 133
- 125 TravelMate 240/250 134
- Model Name Definition 135
- Appendix A 135
- 127 TravelMate 240/ 250 136
- Test Compatible Components 137
- 129 TravelMate 240/250 138
- Appendix B 130 139
- 131 TravelMate 240/250 140
- Appendix B 132 141
- 133 TravelMate 240/250 142
- Appendix B 134 143
- 135 TravelMate 240/250 144
- Appendix B 136 145
- 137 TravelMate 240/250 146
- Appendix B 138 147
- 139 TravelMate 240/250 148
- Appendix B 140 149
- 141 TravelMate 240/250 150
- Online Support Information 151
- 143 Appendix C 152
- Index 146 155
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