Toshiba PORTEGE M300 Maintenance Manual page 57

2.3 Power Supply Troubleshooting
DC IN icon
Lights green
Blinks orange
Doesn't light
*1 When the power supply controller detects a malfunction, the DC IN icon
blinks and an error code is displayed.
When the icon is blinking, perform the following procedure.
1. Remove the battery pack and the AC adapter.
2. Re-attach the battery pack and the AC adapter.
If the icon is still blinking after the operation above, check the followings:
Check 1If the DC IN icon blinks orange, go to Procedure 2.
Check 2If the DC IN icon does not light, go to Procedure 3.
Check 3If the battery icon does not light orange or green, go to Procedure 4.
NOTE: Use a supplied AC adapter G71C0001A310, G71C0002S310, G71C0004A210 or
G71C00049210 (Option).
2-8
Table 2-2 DC IN icon
DC power is being supplied from the AC adapter.
Power supply malfunction
Any condition other than those above.
2 Troubleshooting Procedures
Power supply status
*1
PORTEGE M300 Maintenance Manual (960-504)