4. Troubleshooting
4-1. Troubleshooting
Previous Check
Check the various cable connections rst.1.
Check to see if there is a burnt or damaged cable. -
Check to see if there is a disconnected or loose cable connection. -
Check to see if the cables are connected according to the connection diagram. -
Check the power input to the Main Board.2.
How to distinguish if the problem is caused by Main Board or T-Con Board.3.
No Video - : If the problem is No Video but BLU is on and Indication LED is blinking repeatedly and faster than
nomal booting, replace the T-Con Board.
Distorted Picture - : Check the inner patterns.
For All mode
X12 FOX_FT1 FRC Post Picture Problem
OK OK NG Main Board or Signal Source
NG OK NG Main Board
NG NG NG Main or LVDS cable or T-con or Panel
Only for HDMI mode (additional check)
HDMI Picture Problem
OK NG There is no problems after HDMI IC check HDMI source or HDMI jack.
NG NG There is no problems before HDMI IC check GenoaS pattern or LVDS cable or T-con.
How to check inner pattern?
Factory mode. (1 → 8 → 2 → Power on when TV is in ‘stand-by mode’)1.
Move to SVC menu.2.
Move to Test Pattern.3.
Check inner patterns.4.
4-1
4. Troubleshooting
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