No Picture (Tv) - Samsung LDO19WS Service Manual

4 Troubleshooting

4-3 No Picture (TV)

Does a signal appear at
5
PIN 2 of FT702 (X6966)?
Yes
Does a signal appear at
PIN71,72,73,74,75,78,79,80
of IC702?
Yes
Does a signal appear at
4
PIN 1~30 of CN300?
Yes
Replace LCD Panel.
4-4
No
No
6
No
Check TU700(TUNER).
Check the circuits related to
IC702.
Check IC301.