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3-19 3-20
1. Power(SMPS) Circuit Diagram
NOTES) Symbol denotes AC ground.
NOTES) Symbol denotes DC chassis ground.
NOTES) WarningNOTES) Parts that are shaded are criticalNOTES) With respect to risk of fire orNOTES) electricial shock.
No Power.
BD101 is defective.
No Power.
IC102, 103 are malfunctioned.
5V dead.
Q153, 155, 156 are defective.
12VA No Power.
D109 is defective.
13V dead.
Q152 is defective.
NOTE : 1. Shaded( ) parts are critical for safety. Replace only
with specified part number.2. Voltages are DC-measured with a digital voltmeter
during TUNER mode.
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