Sony TV KV-27510

[Don harrison]

TV has worked fine all these years and now picture turns light blue, then you hit the side of the cabinet and the picture will come back on very sharp but only last 5-10 minutes then screen goes light blue. Any suggestions?

[Guest]

yes,try to adjust the rgb trimmers on the crt board

[cory]

remove back and check for broken solder connections on crt pcb.the board attached to the rear of picture tube.