If it is a white screen, than the LCD matrix is not getting any signal. If it is black, the LCD matrix is getting a signal, just a bad one.If it looks like snow, it could be the tuner. 4951
If it is a large one, you may look to someone coming out and looking at it.We have used Conn's in the past with good luck, but not for a TV, just appliances.There is a Humble TV repair, but YELP has no reviews.Excell TV VCR Electronics in Spring has great reviews. 4951