Samsung LE32N71B - Troubleshooting: No Picture (S-Video Input)

4 Troubleshooting
4-11
4-2-6 No Picture (S-VIDEO_Y,C)
Dose the Y/C signal appear at
#21, #31 of IC4001?
Check a connection harness.
Yes
Yes
Power Indicator is off.
Lamp on, no picure.
No
Connect the s-video cable.
Operating a video player.
No
Does the digital data appear
at Output of IC4001,
RA4016~18?
Check a IC4001.
Change a main PCB ass'y.
No
Yes
5
2
Yes
Check a LVDS cable?
Replace a lcd panel?
Please, Call to Samsung Co. LTD.
No
Does the digital data appear
at the output of IC4003
(RA4014,15_1CH,
R4132,33_1CH)?
Check IC4003
Change a main PCB ass'y.
No