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2.3 Power Supply Troubleshooting 2 Troubleshooting
Check 2 In the case of error code 10h or 12h:
Make sure the AC adapter and AC power cord are firmly plugged into the DC
IN 15 V socket and wall outlet. If the cables are connected correctly, go to the
following step:
Connect a new AC adapter and AC power cord. If the error still exists, go to
Procedure 5.
Check 3 In the case of error code 21h:
Go to Procedure 3.
Check 4 For any other errors, go to Procedure 5.
PORTEGE R100 Maintenance Manual (960-440) 2-13