Sharp XG-C50X Service Manual download pdf (Page 30)

XG-C50X

Other

Yes

BU5.3V

Yes

Yes Yes

Yes

Checking the power unit

There is no voltage output at

CN708

Which output voltage line fails?

Is AC voltage(90~264V)applied

across the CN701 connector?

Is AC voltage(90~264V)applied

across the CN706 connector?

Is the fuse F701 open?

Is the resistor R702 open?

Is the Bimetal SW open

Replace Inlet unit.

Check the Output PWB unit

Check the T703, IC703, IC705,

IC706 and their peripheral circuits.

Check the CN701 or AC cord.

Is the resistor R775 open?

Replace Power unit.

Replace the R775.

Replace the F701.

Replace the R702.

Push the red button of the bimetal.

TROUBLE SHOOTING TABLE (Continued)

1 2 ... 25 26 27 28 29 30 31 32 33 34 35 ... 148 149

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Sharp XG-C50X Service Manual Page 30