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18 cze 2020 · The box goes to some crazy high resolution and causes no pic. Using a hdmi extender or adapters causes the xfinity box to incorrectly detect your best possible resolution. As a result, the hdmi starts sending resolution that your TV cannot process.
30 mar 2022 · Learn how to resolve issues with your TV if it isn't displaying a picture or only shows a blue or black screen. Troubleshooting steps. Make sure all power cables are plugged into working power outlets for the TV and for your X1 TV Box. Hand-tighten all cable connections to make sure they're not loose.
Verify that you are using the correct TV audio input. If the issue is not resolved, proceed to the next step. Reset the audio by pressing Mute on the video device remote. If the remote is programmed to control the television volume, it may have to be programmed to control the video device volume.
1 lut 2024 · Look closely at the black TV screen. If you see an image, then your backlight is out. Unfortunately, there isn't much that you can do about a broken backlight than to bring it to a television repair service. The issue could be the backlight itself or the power, main, or T-con board.
5 lip 2024 · Your TV has become a sound system instead of a TV. It has lost the vision part of television. You can hear sound just fine, but no picture. It is black. Listening isn't what your TV is for! Don't fear, and follow the fixes below.
5 mar 2024 · When it comes to a sudden loss of audio on your Xfinity TV, there are a few common culprits to check. In this detailed guide, we’ll walk through the top 12 troubleshooting tips for resolving Xfinity TV sound problems. We’ll cover quick fixes as well as advanced audio settings you can tweak to restore sound.
