Samsung RE23EO Service Manual page 44

5 Troubleshooting
5-5 No Picture (Video_CVBS)
Power Indicator is off.
Lamp on, no picure.
Yes
Dose the signal
5
appear at #11 of IC203?
Yes
Does the signal appear at
5
#13 of IC203?
Yes
Does the digital data appear at
3
output of FT250~FT253?
Yes
Check a LVDS cable?
Replacea lcd panel?
5-8
No
Check a A/V cable and video signal.
No
Check a connection harness.
No
Check a IC203.
Change a main PCB ass'y.
No
Check a IC515.
Change a main PCB ass'y.
No
Please, Call to Samsung Co. LTD.