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Re: We have an lg 55 LH 40-UA.ACCVLJR that has sound but...
Basically it is input issue Brent, you may want to turn off and on your tv after 4-5 minutes, if same thing press on your tv remote INPUT, SOURCE or TV/VIDEO and you should have input lists on your tv screen. Choose one by one until you got a picture.
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The led driver AND the T-con board are bad. If you could see a picture with the flashlight then the T-con board would be good. It is not. The led driver can be on the main board or the power supply board. You can get these parts from here: TV Parts Universal TV Stands DLP Chips ShopJimmy
It is a common problem for the LG model. The problem
is defective LED back lights ASSY. You have to open the display panel & replace the burned LED strips.
This could be the power supply at 55 dollars or the LED back light strips that are about 80. Unless you know how to test them, it is a toss up. Most of the time it is the led strips though. http://www.shopjimmy.com/lg/55la6200-ua
I have a UA40EH5000M samsung led tv. Suddenly the screen went blank. only sound is there, no display. Which part may have the problem..please suggest..
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