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.

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[CONFIDENTIAL]

Satellite A50S/TECRA A3X Maintenance Manual (960-534)

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Image 62
Toshiba A3X Troubleshooting Procedures Power Supply Troubleshooting, Procedure 1 Power Status Check, Battery icon