sounds like it I got one too lc-46d85u don't know about repairs on that unless its all on a motherboard so you may find one to try but seems more trouble then its worth there may be a update for it and try that but looks like a goner we had 2 tv repair shops here uyears ago but now its buy tv-use it till it dies-chunk in trash- run to Wal-Mart- buy tv - use it till it dies-- repeat