Toshiba TP61G60 61" Rear Projection Television "cenet" Questions

I have an RCA R52WH74. I took the front of the tv off to get to the red, green, and blue projectors. I'm have a hard time getting all three to line up correctly by manually adjusting each one. Anyone ...

tobshiba projection screen Our Tv will turn on but all we get is a blue screen and very low sound. We are having trouble figuring out what is wrong. We are not TV repairers, just normal people wanting