2 Troubleshooting Procedures 2.4 System Board Troubleshooting
2-16 [CONFIDENTIAL] QOSMIO F20 Maintenance Manual (960-526)
2.4 System 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 Check
Procedure 3: Diagnostic Test Program Execution Check
Procedure 4: Replacement Check
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