Power Supply Troubleshooting; Procedure 1 Power Status Check; Procedure 1 - Toshiba Satellite A50S Series Maintenance Manual

2 Troubleshooting Procedures
2.3

Power Supply Troubleshooting

The power supply controller 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: Power Status Check
Procedure 2: Error Code Check
Procedure 3: Connection Check
Procedure 4: Charging Check
Procedure 5: Replacement Check

Procedure 1

Power Status Check
The following icons indicate the power supply status:
Battery icon
DC IN icon
The power supply controller displays the power supply status with the Battery icon and the
DC IN icon as listed in the tables below.
Battery icon
Lights orange
Lights green
Blinks orange
(even intervals)
Doesn't light
DC IN icon
Lights green
Blinks orange
Doesn't light
*1 When the power supply controller detects a malfunction, the DC IN icon
blinks orange. It shows an error code.
2-6 [CONFIDENTIAL]
Table 2-1 Battery icon
Battery is charged and the external DC is input. It has no relation with
ON/OFF of the system power.
Battery is fully charged and the external DC is input. It has no relation
with ON/OFF of the system power.
The battery level is low while the system power is ON.
Any condition other than those above.
Table 2-2 DC IN icon
DC power is being supplied from the AC adapter.
Power supply malfunction
Any condition other than those above.
Satellite A50S/TECRA A3X Maintenance Manual (960-534)

2.3 Power Supply Troubleshooting

Power supply status
Power supply status
*1