Toshiba A3X Troubleshooting Procedures Power Supply Troubleshooting, Battery icon, DC in icon

2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting

2.3Power 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.

	Table 2-1 Battery icon
Battery icon	Power supply status
Lights orange	Battery is charged and the external DC is input. It has no relation with
	ON/OFF of the system power.
Lights green	Battery is fully charged and the external DC is input. It has no relation
	with ON/OFF of the system power.
Blinks orange	The battery level is low while the system power is ON.
(even intervals)
Doesn’t light	Any condition other than those above.

	Table 2-2 DC IN icon
DC IN icon	Power supply status
Lights green	DC power is being supplied from the AC adapter.
Blinks orange	Power supply malfunction*1
Doesn’t light	Any condition other than those above.

*1 When the power supply controller detects a malfunction, the DC IN icon blinks orange. It shows an error code.

2-6 [CONFIDENTIAL] Satellite A50S/TECRA A3X Maintenance Manual (960-534)