No Hdmi Output - LG BD530 Service Manual

ELECTRICAL TROUBLESHOOTING GUIDE

8. NO HDMI OUTPUT

No HMDI audio / video output
YES
JK803 pin18
Vcc 5.3 VA OK?
YES
JK803 pin19 HPD
about 3.3 V OK?
YES
Is there signal
on RN801?
YES
HDMI output OK.
NO
Check L806 and
Vcc 5.3 VA from SMPS.
NO
Check hot plug detect
signal from TV.
Check
NO
IC501 MT8550L BAG Vcc or
replace IC501 MT8550L BAG.
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