Questions & Answers for: lcd tv white lines flashing

white tones in the screen (explosions, essurance commercials). It is not random in my set, it's always related to brilliant shots in the screen. Tech support will come tomorrow to replace power board

white lines running across the screen seems when i turn it on and off several times i get some results but it is getting worse This works like a charm. "Replace the capacitors at location numbers C280

...white with black writing, essentially, prob with active desktop, restore or turn off. i tried to turn off and screen went back to diag. lines. looks like the horizontal hold of a tv screen is asque. ...

lcd tv and tried the hdmi cables and resulted in the same problem.a computer tech friend of mine said it could be a bad video card or a virus. do u think u could figure out the problem? please help me

...LCD and as of today it is not working. I had it since sept of 07. The picture went out and the screen is flashing colors. White,Black,Red,Green, then Blue. The Sound works fine and i'm not sure what ...

grey cables up (blue,green,yellow, red & white. no flashing. but now the tint is way off and can not be adjusted. Is it my TV or is it the Cable Box? i think its your cable box. check it carefully

...LCD it indicates the TV needs repair. There are circuit boards inside the set that, if bad, will cause problems with the picture. The only troubleshooting the manufacturer will offer is to unplug the ...

LCD TV. The TV powers on but white horizontal lines flash across the top third of the screen and then eventually vanish. Even after they are gone I have no picture. What's wrong? I can't see the menu,

...tv model is: LN-T5781F If you wish to get some details; visit the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/ Line faults & possible causes to LCD & ...