Audio (S/Pdif, Optical) - LG BD370 Service Manual

ELECTRICAL TROUBLESHOOTING GUIDE

6. AUDIO (S/PDIF, OPTICAL)

No Audio
C917
Digital Audio
output OK?
YES
JK903 Red
Lighting OK?
YES
S/PDIF, OPTICAL
audio out OK
LGE Internal Use Only
NO
IC301 Check
NO
JK903 (Pin2)
+5.0V OK?
JK903 Re-soldering
3-36
NO
YES
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IC204 Check
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