Toshiba Satellite A300-ST3511 Maintenance Manual page 50

2.3 Power Supply
DC IN LED
DC IN LED
On in White
Off
Off
If the DC IN LED off, follow the steps below:
1. Remove the battery pack and the AC adapter to shut off power supply to the
computer.
2. Attach the battery and AC adapter back again.
If the LED still off, follows the steps below:
Check 1 Make sure the DC IN LED goes on in White. If it does not, go to Procedure 2.
Check 2 Make sure the Battery LED goes on in Amber or White. If it does not, go to
Procedure 3.
Satellite A300/Satellite Pro A300/EQUIUM A300/SATEGO A300 Maintenance Manual
Power supply status
DC power being supplied (from the AC adapter)
Battery damage and can't charge during DC-in.
Else
2 Troubleshooting
2-7