Table of Contents
Advertisement
4. Troubleshooting
4-1-7. No Video (Video CVBS)
Symptom
Audio is normal but no picture is displayed on the screen.
-
Check the Video CVBS source
-
Major
Check the Chelsea.
-
checkpoints
This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected.
-
Diagnostics
4
2
Caution
Make sure to disconnect the power before working on the IP board.
4-16
Power indicator LED is off.
Lamp(Backlight) on, no video?
Yes
Check the video source and
check the connection of video cable?
Yes
Does the CVBS data appear at
TP-AV_CVBS?
Yes
Does the digital data appear at
ODD_TXCLK+(D3+),
ODD_TXCLK-(D3-)?
Yes
Check the LVDS cable?
Check the T-Con B'd?
Replace the LCD panel?
No
in the 'Stand-by mode'.
No
Input the video source properly.
No
Check CN801.
Change the main assy.
No
Check IC1101(SETD-10).
Change the main assy.
No
Please, Contact Tech support
Check a set
Advertisement
Table of Contents
