Toshiba A100 - page 56

2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures
PORTEGE A100 Maintenance Manual (960-460) 2-15
Procedure 5 Replacement Check
The power is supplied to the system board by the AC adapter. If either the AC adapter or the
system board was damaged, perform the following Checks.
To disassemble the computer, follow the steps described in Chapter 4.
Check 1 Replace the AC adapter with a new one. If the AC adapter is still not functioning
properly, perform Check 2.
Check 2 Replace the system board with a new one.