We regret the trouble you have experienced with this television. It is difficult to diagnose this problem without an inspection of the unit; however, it seems that there may be a problem with a control board for the screen. To make service arrangements, you may either contact our Customer Interactive Center at 800-243-0000, or you can check our Repair Provider Lookup on our website, at
http://www.lg.com/us/support/repair....
answered 1 year, 6 months ago