Acer 8735 - Page 140

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136 Chapter 4

NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined

Problems” on page 139.

Modem-Related Symptoms

Symptom / Error Action in Sequence

Internal modem does not work correctly. Modem phone port

modem combo board

System board

Main Page

Revision History2
System Specifications7
System Memory7
Display and Graphics7
Storage Subsystem8
Special Keys and Controls8
System Block Diagram10
Your Acer Notebook Tour11
Front View11
Closed Front View12
Left View13
Right View14
Rear View14
Bottom View15
Using the Keyboard18
Lock Keys and Embedded Numeric Keypad18
Windows Keys19
Hot Keys20
Acer Empowering Technology22
Launching Acer Empowering Technology22
Empowering Technology Password23
Acer Epower Management25
Acer Erecovery Management27
Acer Esettings Management29
Windows Mobility Center30
Using the System Utilities31
Hardware Specifications and Configurations33
System Utilities41
Bios Setup Utility41
Navigating the Bios Utility42
Setting a Password47
Removing a Password48
Changing a Password48
Bios Flash Utility52
Remove Hdd Password53
Machine Disassembly and Replacement55
Disassembly Requirements55
General Information56
Disassembly Process56
External Module Disassembly Process57
External Modules Disassembly Flowchart57
Removing the Battery Pack58
Removing the Sd Dummy Card59
Removing the Expresscard Dummy Card60
Removing the Lower Cover60
Removing the DIMM62
Removing the Tv Tuner Board Modules62
Removing the Wlan Board Modules65
Removing the Hard Disk Drive Module 168
Removing the Hard Disk Drive Module 270
Removing the Optical Drive Module73
Main Unit Disassembly Process76
Main Unit Disassembly Flowchart76
Removing the Middle Cover77
Removing the Keyboard78
Removing the Power Board79
Removing the Heatsink Module82
Removing the Cpu84
Removing the Lcd Module88
Separating the Upper Case from the Lower Case91
Removing the Fingerprint Board99
Removing the Touchpad Board101
Removing the Modem Board104
Removing the Main Board105
Removing the Speaker Module107
Removing the Subwoofer109
Removing the Usb Board Module110
Lcd Module Disassembly Process113
Lcd Module Disassembly Flowchart113
Removing the Lcd Bezel114
Removing the Lcd Panel with the Brackets115
Removing the Inverter Board and Fpc Cable117
Removing the Lcd Brackets120
Removing the Antennas120
Removing the Web Camera122
Table of Contents123
Troubleshooting123
System Check Procedures124
External Diskette Drive Check124
Keyboard or Auxiliary Input Device Check124
Memory Check125
Power System Check125
Check the Power Adapter126
Check the Battery Pack127
Touchpad Check127
Power-On Self-Test (POST) Error Message128
Undetermined Problems128
Error Message List129
Message129
Index of Error Messages129
Phoenix Bios Beep Codes132
Index of Symptom-To-FRU Error Message137
Intermittent Problems141
Undetermined Problems142
Jumper and Connector Locations145
Clearing Password Check and Bios Recovery147
Steps for Clearing Bios Password Check147
Bios Recovery by Crisis Disk149
Model Definition and Configuration166
Test Compatible Components167
Microsoft Windows168
Online Support Information171

Acer 8735 - Page 140

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