2 Troubleshooting Procedures
2-8 [CONFIDENTIAL] dynabook PORTEGE A30-E/TECRA A30-G,-J/dynabook S Series Maintenance Manual (960-931)
2.3 Power Supply Troubleshooting
The power supply controller controls many functions and components. To determine if the
power supply is functioning properly, start with Procedure 1 and continue with the other
Procedures as instructed. The procedures described in this section are:
Procedure 1: Power Status Check
Procedure 2: Error Code Check
Procedure 3: Connection Check
Procedure 4: Charging Check
Procedure 5: Replacement Check
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