User guide
Table Of Contents
- System Specifications
- System Utilities
- Machine Disassembly and Replacement
- Disassembly Requirements
- General Information
- External Module Disassembly Process
- Main Unit Disassembly Process
- Main Unit Disassembly Flowchart
- Removing the Switch Cover
- Removing the Keyboard
- Removing the Power Board
- Removing the Launch Board
- Removing the Antenna
- Removing the LCD Module
- Removing the Upper Cover
- Removing the Finger Print Reader
- Removing the Touch Pad Bracket
- Removing the Left Speaker Module
- Removing the Right Speaker Module
- Removing the Bluetooth Module
- Removing the Modem Module
- Removing the Mainboard
- Removing the USB Board
- Removing the RJ-11 Port
- Removing the Thermal Module
- Removing the CPU
- Removing the VGA Module
- LCD Module Disassembly Process
- LCD Module Reassembly Procedure
- Main Module Reassembly Procedure
- Replacing the VGA Module
- Replacing the CPU
- Replacing the Thermal Module
- Replacing the RJ-11 Port
- Replacing the Mainboard
- Replacing the Modem Module
- Replacing the Bluetooth Board
- Replacing the Right Speaker Module
- Replacing the Launch Board
- Replacing the Finger Print Reader
- Replacing the Touch Pad Bracket
- Replacing the Left Speaker Module
- Replacing the Upper Cover
- Replacing the LCD Module
- Replacing the Antenna Cables
- Replacing the Keyboard
- Replacing the Switch Cover
- Replacing the WLAN Module
- Replacing the Hard Disk Drive Module
- Replacing the DIMM Modules
- Replacing the ODD Module
- Replacing the Lower Covers
- Replacing the NewCard and SD Card Trays
- Troubleshooting
- Common Problems
- Power On Issue
- No Display Issue
- Random Loss of BIOS Settings
- LCD Failure
- Built-In Keyboard Failure
- Touchpad Failure
- Internal Speaker Failure
- Internal Microphone Failure
- HDD Not Operating Correctly
- ODD Failure
- USB Failure (Rightside)
- Modem Function Failure
- Wireless/WiMAX Function Failure
- Bluetooth Function Failure
- Robson Module Failure
- EasyTouch Button Failure
- Fingerprint Reader Failure
- Thermal Unit Failure
- HDMI Switch Failure
- External Mouse Failure
- Other Failures
- Intermittent Problems
- Undetermined Problems
- POST Codes Tables
- Common Problems
- Jumper and Connector Locations
- FRU (Field Replaceable Unit) List
- Model Definition and Configuration
- Test Compatible Components
- Online Support Information
- Index

IX
Table of Contents
Troubleshooting 123
Common Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .123
Power On Issue . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .124
No Display Issue . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .125
Random Loss of BIOS Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .126
LCD Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .127
Built-In Keyboard Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .127
Touchpad Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .128
Internal Speaker Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .128
Internal Microphone Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130
HDD Not Operating Correctly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .131
ODD Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .132
USB Failure (Rightside) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .135
Modem Function Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .135
Wireless/WiMAX Function Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136
Bluetooth Function Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136
Robson Module Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .137
EasyTouch Button Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .137
Fingerprint Reader Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .138
Thermal Unit Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .138
HDMI Switch Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .139
External Mouse Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .140
Other Failures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .140
Intermittent Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141
Undetermined Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141
POST Codes Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142
Port 80 POST Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142
POST Keys and Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .144
Jumper and Connector Locations 145
Top View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .145
Bottom View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .146
Clearing Password Check and BIOS Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . .147
Clearing Password Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .147
BIOS Recovery by Crisis Disk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .148
FRU (Field Replaceable Unit) List 149
TravelMate 4730/4730G Exploded Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . .150
Main Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .150
LCD Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .151
TravelMate 4730/4730G FRU List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .152
Model Definition and Configuration 166
TravelMate 4730/4730G Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .166
Test Compatible Components 175
Microsoft® Windows® Vista Environment Test . . . . . . . . . . . . . . . . . . . . . . . . . . . .176
Online Support Information 179
Index 181










