The tv show the image for a seconds or two with glitches then goes to No Signal.
Turning on and off the TV with the remote doesn't help.
I tried many devices cable and inputs, The only way to make it work is to unplug the TV from the wall and it'll keep working until the source goes to standby.
Roku TV: 7509X
RCA: RTRU5028-CA
Thanks for the post.
Can you please specify the issue you are experiencing? What are the exact steps to reproduce the issue? What are you seeing on screen?
With more detailed information, we will be able to assist you further.
Thanks,
Danny