LG BPM55 - No Hdmi Output

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ELECTRICAL TROUBLESHOOTING GUIDE
No HMDI audio / video output
Check VCC 5 V from IC150.
Check hot plug detect
signal from TV.
Check IC501 MPEG IC Vcc
or replace IC501 MPEG IC.
YES
YES
YES
YES
NO
NO
NO
JK802 pin18
VCC 5 V OK?
JK802 pin19 HPD
about 3.3 V OK?
Is there signal on
pin1,3,4,6,7,9,10,12?
HDMI output OK.
3. NO HDMI OUTPUT