Why is my cable box on but no picture?
TV Turns on But No Picture If you’re on the correct input and still don’t have a picture, make sure that your cable or satellite receiver is turned on and that all connections are secure. If you’ve done that, you may need to reset your cable box by unplugging it and plugging it back in.
Why is my cable box showing a black screen?
Hand-tighten all cable connections to make sure they’re not loose. If using an HDMI cable to connect the X1 TV Box to the TV, confirm that it’s plugged into the proper locations. Power on both the TV and the X1 TV Box. Confirm that the TV is set to the proper input.
Why is there no picture on my Xfinity TV?
If There Is No Picture or No Sound on HD Channels Verify that you subscribe to the channel you’re trying to watch. Check that the TV Box is on. Confirm you’re tuned to an HD channel. Double-check all connections and make sure you’re using HDMI or component cables.
Why is my Xfinity cable screen black?
If your Xfinity TV screen is black with sound, check if there is an issue with your cables and connections. If not, see if you have an active subscription, try changing your power saver settings and look for issues with HD content.
How do you reboot a Comcast cable box?
Restart Using the Power Button
- Ensure your cables are tightly secured.
- Press and hold the Power button located on the front of the TV Box for 10 seconds.
- The TV Box should automatically restart.
Why is my xfinity cable box not working?
If your Xfinity Cable Box isn’t working, restart the Comcast cable box. If this doesn’t get the Xfinity cable box to work, proceed to factory reset it. I’ve also talked about using the Xfinity My Account App to reset your cable box, using the restore default option, and calling Comcast Tech Support.
How do I know if my Comcast cable box is bad?
The image might be frozen, the channel might not change or playback features might not work….What are the signs of a bad HDMI cable?
- “Shooting stars” or sparkling in the picture.
- Fuzzy or blurry picture.
- No picture or intermittent picture.
- No sound or intermittent sound.
- Weird colors in the picture.
- Remotes don’t work.
Why is Xfinity cable box not working?
Why is my TV screen not showing?
Issues with your TV display can be caused by a faulty HDMI cable. Even if your HDMI cable doesn’t appear damaged, it can malfunction due to a short or regular wear and tear. Try testing the HDMI cable on another TV to see if the same problem occurs.