50" DLP TV problem. The screen went yellow in the center, and eventually went all yellow. What could this be?

Question

I can get this on the cheap. But with TVs things are either easy or super expensive. I've heard that you can warm up the IC's and perhaps fix the problem, can anyone assist with advice?

Answer 1

If it is a projection, your blue and red bulbs could be bad...

Answer 2

This is a common problem I've seen on several different brands caused by a defective light engine (optical block). If this is a Sony or a Hitachi, Several different models are being covered at least in part by special extended manufacturer warr. Brand and model would be helpful to fully advise