Chapter 2 Troubleshooting Procedures
Satellite L600D/L640D/L645D, Satellite Pro L600D/Pro L640D/Pro L645D Maintenance Manual (960-Q08)
2.7 Touch pad Troubleshooting
To check if the computer’s touch pad is malfunctioning or not, follow the troubleshooting
procedures below as instructed.
Procedure 1: Diagnostic Test Program Execution Check
Procedure 2: Connector and Replacement Check
Procedure 1 Diagnostic Test Program Execution Check
Execute the Touch pad test in the Diagnostic Program. Refer to Chapter 3, Tests and
Diagnostics, for more information on how to perform the test program.
If an error occurs, go to Procedure 2. If an error does not occur, Touch pad is functioning
properly.