Re: sony tv kdl 46 xbr2 no video or sound

Hallo .Im new in here ,but my problem is old.Sony bravia46kdlxbr2 with long time to fire up ,on and off by itself ,colorfull screen before everythink become dark and finaly after several atempts to unplug and plug in tv start working until tuned off cool down and whole process starts again. Any advice?Please.