Procedure 3 Replacement Check - Toshiba Satellite M20 Maintenance Manual

2.3 Power Supply

Procedure 3 Replacement Check

The system board, power supply board, or CPU may be faulty. Disassemble the computer
according to Chapter 4 and follow the steps below:
Check 1 Replace the power supply board with a new one. If the battery pack is still not
working properly, perform Check 2.
Check 2 Replace the system board with a new one. If the battery pack is still not
working properly, perform Check 3.
Check 3 Replace the CPU with a new one.
Satellite M20 Maintenance Manual
2 Troubleshooting
2-9