2 Troubleshooting Procedures  2.8 Touch pad Troubleshooting 
Procedure 2  Connector Check and Replacement Check 
The connection of the cable and board may be defective. Otherwise, they may be faulty. 
Disassemble the computer following the steps described in Chapter 4, Replacement 
Procedures, and perform the following checks: 
Check 1  Make sure the cables are firmly connected to the TP board and system board. 
 
  If the connection is loose, reconnect firmly and repeat Procedure 1. If the problem 
still occurs, go to Check 2. 
 
Check 2  Touch Pad or the cable may be faulty. Replace it with a new one following the 
instructions in Chapter 4, Replacement Procedures. If the problem still occurs, 
perform Check 3. 
 
Check 3  TP board or the cable may be faulty. Replace it with a new one following the 
instructions in Chapter 4, Replacement Procedures. If the problem still occurs, 
perform Check 4. 
 
Check 4  System board may be faulty. Replace it with a new one following the instructions 
in Chapter 4, Replacement Procedures.
2-52   [CONFIDENTIAL]  QOSMIO G30 Maintenance Manual (960-546)