Power Supply Troubleshooting - Toshiba Satellite A40 Maintenance Manual

2 Troubleshooting Procedures
2.3

Power Supply Troubleshooting

The power supply controls many functions and components. To determine if the power
supply is functioning properly, start with Procedure 1 and continue with the other Procedures
as instructed. The procedures described in this section are:
Procedure 1: Icon Check
Procedure 2: Error Code Check
Procedure 3: Connection Check
Procedure 4: Charge Check
Procedure 5: Replacement Check
Procedure 1 Icon Check
The following Icons indicate the power supply status:
q Battery icon
q DC IN icon
The power supply controller displays the power supply status through the Battery icon and
the DC IN icon as listed in the tables below. To check the power supply status, install a
battery pack and connect an AC adapter.
Battery icon
Lights orange
Lights green
Blinks orange
(even intervals)
Flashes orange
Doesn't light
*1 Low Battery Hibernation will be executed soon.
*2 Low Battery Hibernation has already been executed.
2-6
Table 2-1 Battery icon
Quick charge
Battery is fully charged and AC adapter is connected.
The battery level becomes low while operating the computer on battery
power. *1
The power switch is pressed on when the battery level is low. *2
Any condition other than those above
2.3 Power Supply Troubleshooting
Power supply status
Satellite A40 Maintenance Manual (960-458)