LG LAS855M - Hdmi

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ELECTRICAL TROUBLESHOOTING GUIDE
7. HDMI
‘HDMI IN’ should be displayed, when HDMI cable to HDMI IN is connected well.
If there is no sound,
even though all of above things are OK.
Check HDMI OUT cable. Check MPEG (IC501).
Replace IC304.
Check AMP.
NO
NO
Check power.
L800 should be 5 V.
Pin7 of IC304
should be 25 VA.
YES
YES