Toshiba 42H81 42" Rear Projection Television "flat screen picture jumps" Questions

...DIY. Sync issues must be isolated using test equipment usually found in repair shops. My suggestion push it down a hill and enjoy the show then go buy that flat screen you almost purchased last

...flat screen television, and after being on for an hour or so the picture starts to jump, getting worse as time goes on. If I turn it off for a while and turn it back on then it does not jump right ...

...screen. It is a large non-flat rear projection tv, 40+ inch screen. The flickering started when our son was jumping around the room this afternoon. Ur convergence is dead.These problems are colors ...

...screen top to bottom when viewing any video source but NONE inside of the video MENU when I select that... I suppose it's something related to the convergence board but want anyones ...

...flat on the ground/bed/blanket etc, to work on (screen side down). Usually there are 2 or 3 screws (or a few more) to remove, then you will have to carefully (its comes off easily most times)insert a ...