Problems with RCA ATSC21 DTV Receiver?

Troubleshooting and Support

my TV has a SNOWY Screen it worked before,...
my TV has a SNOWY Screen it worked before, do i have to call the cable comapny?

Audio does not match video in my new TV,...
Audio does not match video in my new TV, what do i need to look for?

Can I record from a VHS tape to DVD (or...
Can I record from a VHS tape to DVD (or DVD to VHS)?

I'm getting a big black box on my screen....
I'm getting a big black box on my screen. How do I get it off?

troubleshooting
my tv does not turn on and i want to know the right connection of a power transistor in the tv receiver.and i want to...

center speaker will not work
i have a Onyko HT-R540 reciever. I have no sound through the center speaker. When I run a test, all the speakers work...

Sci Atlanta 8300 DVR HD sound in HD...
I have Dayton, Ohio Time Warner HD DVR 8300 box that was recently replaced twice with the same "problem" (my...

RCA ATSC21 Shuts Down
This terrestrial HD receiver powers on for 30 seconds, and then shuts itself off. Baffling. During the time it is on, no...

RCA ATSC11 Shuts down after 30 to 45 sec.
Shuts down 30 to 45 sec. after the unit (RCA ATSC11) is powered up and during that time period there is a clicking...