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4-11
4. Troubleshooting
4-1-6. No Picture (S-VIDEO_Y,C)
Symptom
Audio is normal but no picture is displayed on the screen.
-
Major
checkpoints
Check the S-Video_Y,C source
Check the M-star
This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected.
-
-
-
Diagnostics
No
Check a connection harness.
No
Power Indicator is off.
Lamp on, no picure.
Does the Y/C signal appear at
C5062or C5063 of IC5001?
Check a LVDS cable ?
Replcelcd panel?
Please, Call to Samsung Co. LTD.
Yes
Connect the s-video cable.
Operating a video player.
Yes
1
Yes
2
Caution
Make sure to disconnect the power before working on the IP board.
Summary of Contents for LE26A451C1HX
Page 133: ...3 6 3 Disassembly and Reassemble Memo ...
Page 137: ...4 4 4 Troubleshooting WAVEFORMS 1 R G B Output Signal ...
Page 139: ...4 6 4 Troubleshooting WAVEFORMS 2 Digital Output Data 3 Signal of HDMI Data ...
Page 141: ...4 8 4 Troubleshooting WAVEFORMS 3 CVBS Output Signal 4 Tuner_CVBS Output Signal ...
Page 143: ...4 10 4 Troubleshooting WAVEFORMS 4 CVBS Output Signal ...
Page 145: ...4 12 4 Troubleshooting WAVEFORMS 2 Digital Output Data 5 Analog Signal Y C ...
Page 158: ...4 25 4 Troubleshooting 4 8 2 Software Upgrade Flash Downloader Flash Downloader ...
Page 163: ...6 4 6 Wiring Diagram 6 2 Wiring Picture ...
Page 169: ...1 4 1 Precautions Memo ...