My old plasma died when one night recently. When I got to it it was giving a 3.3v sos (3 blinks).
I chased my way through the PSU, and a board, with no results.
Replacing a few bulged caps in the PSU, I eventually got to the SC board that had piles of shorts, a quick cheap replacement from china and the tv powers up again, except
I only have the right half of the picture.
Left half is completely blank.
now the c3 board running this side of the screen has its 3.3 and 5v onto the buffer ic and its got the 60v, so that all seems good.
all the other voltage rails...

Hey,
been working in electronics for decades, and long time reader of these forums.
about time I made a post or two