3 power supply troubleshooting – Toshiba Qosmio Personal Computer X500 User Manual

Page 51

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2 Troubleshooting Procedures

Qosmio X500

Maintenance Manual (960-Q08)

7

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: Connection Check
Procedure 3: Charging Check
Procedure 4: Replacement Check

Procedure 1

Power Status Check

The following LED indicates the power supply status:

Battery LED

DC IN LED

The Power Supply control displays the power supply status with the Battery LED and the DC
IN LED as listed in the tables below.

Table 2-1 Battery icon

Battery icon

Power supply status

Lights orange

Battery is charged and the AC adapter is connected. It has
no relation with ON/OFF of the system power.

Lights red

Battery is fully charged and the AC adapter is connected. It
has no relation with ON/OFF of the system power.

Blinks orange
(even intervals)

The battery level is low while the system power is ON.

Blinks orange once
(at being switched on)

The system is driven by only a battery and the battery level
is low.

Doesn’t light

Any condition other than those above.

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