Hitachi 46F500 46" Rear Projection HDTV-Ready Television "black clouds corner" Questions

...black inbetween programs or when switching video source. Is this the lamp? or? It is light engine that is going bad and causing blue haze/ clouds etc. It is an expensive part, and I would recommend a ...

...black and then instead of going throughthe rest of the alignment it shows a crooked green number 5 inthe bottom right hand corner of the screen This is a common problem. Its called a convergence ...