Samsung 910MP - No Picture (VIDEO;S-VIDEO;SCART) Issues

5 Troubleshooting
5-4
10
6
WAVEFORMS
5-4 No Picture (VIDEO/S-VIDEO/SCART )
Does a signal appear at
(PIN71,72,73,74,
75,78,79,80) of CN501?
Does a signal appear at
C740(VIDEO)/C742,C744
(S-VIDEO)/C741(SCART)?
Check related circuit IC1700.
Yes
Yes
No
Check CN506.
No
Check IC300.
No
Yes
Does a signal appear at
PIN1~30 of CN301
(LVDS output)?
Replace LCD Panel.
6
10