2 Troubleshooting

2.4 System board Troubleshooting

2.4System board Troubleshooting

This section describes how to determine if the System board is defective. Start with Procedure 1 and continue with the other procedures as instructed. The procedures described in this section are:

Procedure 1: Message Check

Procedure 2: Debug port (D port) Check on Boot Mode

Procedure 3: Diagnostic Test Program Execution Check

Procedure 4: Replacement Check

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PPORTEGE R100 Maintenance Manual (960-440)

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Toshiba R100 manual System board Troubleshooting