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Make sure you're using an HD TV Box on an SDTV with the output set to 480i or 480p. Confirm you're using HDMI or component cables. Check that you have the correct input in your HDTV for your connection type. If none of these suggestions help, please contact us.
11 paź 2020 · All the cables are tightly plugged in, the television is set to the correct input, and I have unplugged the system and waited more than 30 seconds several times. I keep running into the same issue; my box can't be connected to the service.
15 wrz 2023 · If your Comcast Cable Box’s Power Light isn’t glowing, try unplugging and plugging the power cable back in. If this doesn’t work you might have to reset your Comcast Digital Adapter. I’ve written a dedicated section detailing how to reset your Comcast Digital Adapter below.
Check that all the cable connections are secure. If your TV is hooked up to a TV Box, VCR, or DVD player, check that the TV is on the right channel or input. If Xfinity TV isn't working on all your TVs, the problem is probably outside of your home.
This video will show you two ways to reset your Comcast Xfinity cable box (specifically the X1 cable box).
10 lis 2023 · You can reset your Xfinity cable box by unplugging and replugging the device’s power cable or using the Xfinity My Account app. On the Xfinity X1, you can reset the device in the Settings menu.
16 lis 2023 · The first step to fixing a Comcast cable box that is not working and displaying a “no signal” message is to check the connections. Make sure that the cable box is properly connected to the TV and that all cables are securely plugged in.
