2.7 Keyboard/Touch pad Troubleshooting

2 Troubleshooting Procedures

Check 3 Make sure the touch pad cable is securely connected to the touch pad and connector CN3201 on the system board.

If the connection is loose, reconnect firmly and repeat Procedure 1. If there is still an error, go to Check 4.

Check 4 The touch pad cable may be damaged. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures. If the problem still exists, perform Check 5.

Check 5 The touch pad may be damaged. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures. If the problem still exists, perform Check 9.

Check 6 Make sure the SW cable is securely connected to the SW board and connector CN3260 on the system board.

If the connection is loose, reconnect firmly and repeat Procedure 1. If there is still an error, go to Check 7.

Check 7 The SW cable may be damaged. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures. If the problem still exists, perform Check 8.

Check 8 The SW board may be damaged. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures. If the problem still exists, perform Check 9.

Check 9 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4, Replacement Procedures.

TECRA S3 Maintenance Manual (960-532)

[CONFIDENTIAL]

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Toshiba S4 manual Confidential