How can I fix the Jittery Screen and goes off automaticly?

How can I fix the Jittery Screen and goes off automaticly?

Today, our TV actually is jittering, and the Screen went Black. HELP! I won’t have anymore TV if it never gets answer!!!

ANSWERS:

J Thomas Burdine  most common reason for a “jittery” picture is a bad t-con board first and second a bad main board. In your case, start with a new t-con board.