Samsung 730MP - 5-5 No Picture (COMPONENT)

5 Troubleshooting
730MP 5-5
5-5 No Picture (COMPONENT)
Does a signal appear at
RA709~RA714
(ADC output)?
Does a signal appear at
R7069,R7067,R7072
(COMP_Y,Pb,Pr)?
Check related
IC705.(MST9886)
Yes
Yes
No
Check CN700 or AV DEVICE.
No
Does a signal appear at
Pin No.1~30 of CN400
(LVDS output)?
Check IC400.(GM150H)
No
Replace LCD Panel.
6
Yes
WAVEFORMS
6