Electrical Troubleshooting Guide; Power Supply Circuit - LG HT306SF Service Manual

ELECTRICAL TROUBLESHOOTING GUIDE

1. POWER SUPPLY CIRCUIT

INSERT POWER CORD.
Turn power on.
Is power on?
Does it play?
Does it output
audio?
OK
YES
YES
YES
YES
YES
NO
Check power supply circuit.
NO
Check tracking servo circuit.
NO
Check audio circuit.
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