LG HT356SD - ELECTRICAL PART DIAGNOSTICS AND REPAIR; TROUBLESHOOTING GUIDE AND FLOWCHARTS

2-1
TROUBLESHOOTING GUIDE
1. Power Supply Circuit
YES
Check power supply circuit.
Check tracking servo circuit.
Check audio circuit.
NO
NO
NO
Is power on?
YES
Does it play?
YES
Does it output
audio?
YES
YES
Turn power on.
INSERT POWER CORD.
OK
SECTION 2. ELECTRICAL PART