Can anyone please help my LC-52DH66E tv turns on then goes off

[glennnwhitton]

Hi can anyone help my sharp tv comes on for about 3 seconds then goes off and flashed red

 

[smorizio]

if it doing that most time it going to be a small component failure on the power board. a lot of times people post the part that will fail on the tv and cost and parts to replace or the whole board replacment.