Samsung PS43E400U1RLXL Service Manual page 21

■ No Video
•
Symptom
•
Major Checklist
•
Diagnostics
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Audio is normal but no picture is displayed on the screen.
The output voltage of the Main SMPS.
This may happen when the LVDS cable connecting the Main Board and the Panel is
disconnected.
LVDS Cable
<Rear view of 43">
Check the LED
<Rear view of 43">
4. Troubleshooting
Operation.
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