2 Troubleshooting Procedures

2.7 Keyboard Troubleshooting

2.7Keyboard Troubleshooting

To determine if the computer’s keyboard is functioning properly, perform the following procedures. Start with Procedure 1 and continue with the other procedures as instructed.

Procedure 1: External Keyboard Check

Procedure 2: Diagnostic Test Program Execution Check

Procedure 3: Connector and Replacement Check

Procedure 1 External Keyboard Check

Connect a USB keyboard to the computer’s USB port, then boot the computer. The computer automatically detects the external keyboard.

If the external keyboard works correctly, the internal keyboard may be damaged. Go to Procedure 3.

If the external keyboard appears to have the same problem as the internal keyboard, the system board may be damaged. Go to Procedure 2.

Procedure 2 Diagnostic Test Program Execution Check

Execute the Keyboard 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 3. If an error does not occur, the keyboard is functioning properly.

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Satellite Pro M10 Series Maintenance Manual (960-431)

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Toshiba M10 manual Troubleshooting Procedures Keyboard Troubleshooting, Procedure 1 External Keyboard Check