First on then off

[johnnash586]

My new Hiscence tv turns on only for seconds then it go off?

 

[rgd1101]

MERGED QUESTION
Question from johnnash586 : "Keep tv on it is shutting off"

Tv go on then in seconds turns off

 

[americanaudiophile]

Power supply would be my first guess.
You can try
www.shopjimmy.com
They sell replacement boards and are very helpful.