8-2 PL15.13TR
No
AMP+13V is not output.
FLOW CHART NO.6
Is approximately +13V voltage supplied to the cathode
of D653(D655)?
Ye s
Check D653, D655, C654, C655, C668 and their
periphery circuit. Repair it if defective.
Check if there is any leak or short-circuit on the load
circuit. Repair it if defective.
Check if there is any leak or short-circuit on the load
circuit. Repair it if defective.
P-ON+21V is not output.
FLOW CHART NO.5
Is approximately +21V voltage supplied to the cathode
of D650(D651, D652, D659)?
No
Ye s
Check D650, D651, D652, D658A, D659, C652,
C653, C657, C658 and their periphery circuit.
Repair it if defective.
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