While you wait for answers, we may have found some information which could help you.
Click here for Turn Working Fine Workrca tv model number 27V512T?
Problems with rca tv model number 27V512T?
how to fix a hdtv stuck in one channel?
How can I fix my tv?
I have a rca tv that makes a sizziling/poping and cracking?
how can i mend my rca tv?