42LG50FD (CHASSIS:LE81D) - LG TV Service Manual (repair manual). Page 16

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C
2008
- 16 -
TROUBLESHOOTING
1. No Power 
(1) Symptom 
1) Does not minute discharge at module. 
2) Non does not come into the front LED. 
(2) Procedure check 
Is the power cord plugged in?
 
Plug in the power cord.
Is the Line Filter and Power Board 
Cable connected?
 
Connect the Cable.
Is the appropriate Fuse on the 
Power Board?
 
Replace the Fuse.
After removing the cables, connect them to the Power Board, 
and change the AC voltage marking to manual. 
When ST-BY 5V does not operate, replace the Power Board.
 
YES 
YES 
YES 
NO 
NO 
NO 
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