User's Manual
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 Hinge Covers
- Removing the Switch Cover
- Removing the Keyboard
- Removing the Speaker Module
- Removing the LCD Module
- Removing the Upper Cover
- Removing the Finger Print Reader
- Removing the TouchPad Bracket
- Removing the RTC Battery
- Removing the Bluetooth Module
- Removing the USB Board
- Removing the Modem Module
- Removing the Mainboard
- Removing the RJ-11 Port
- Removing the Thermal Module
- Removing the CPU
- LCD Module Disassembly Process
- LCD Module Reassembly Procedure
- Main Module Reassembly Procedure
- Replacing the CPU
- Replacing the Thermal Module
- Replacing the RJ-11 Port
- Replacing the Mainboard
- Removing the RTC Battery
- Replacing the USB Board
- Replacing the Bluetooth Board
- Replacing the Modem Module
- Replacing the TouchPad Bracket
- Replacing the Finger Print Reader
- Replacing the Upper Cover
- Replacing the LCD Module
- Replacing the Speaker Module
- Replacing the Keyboard
- Replacing the Switch Cover
- Replacing the Hinge Covers
- External Module Reassembly Process
- 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 Function Failure
- Bluetooth Function Failure
- EasyTouch Button Failure
- Media Board Failure
- Fingerprint Reader Failure
- Thermal Unit 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

150 Chapter 4
Wireless Function Failure
If the WLAN/WiMAX fails, perform the following actions one at a time to correct the problem. Do not replace a
non-defective FRUs:
Bluetooth Function Failure
If the Bluetooth fails, perform the following actions one at a time to correct the problem. Do not replace a non-
defective FRUs:
Start
Reconnect the
Antenna to the
card
Check Antenna to
WLAN/WiMAX C ard
Check Antenna Swap the Antenna
Check WLAN/Wi MAX
Card
Swap WLAN/
WiMAX Card
Check Function Board
Swap Function
Board
Swap Mainboard
OK
OK
OK
OK
NG
NG
NG
NG
Start
Reconnect the
cable to the
module
Check BT cable
connected
Check BT cable Swap the cable
Check BT Module Swap BT Module
Check Function Board
Swap Function
Board
Swap Mainboard
OK
OK
OK
OK
NG
NG
NG
NG