Comcast cable no picture no sound

Save on XFINITY Digital Cable TV, High Speed Internet and Home Phone Services. Enjoy entertainment your way with great deals on XFINITY by Comcast. re: perfect sound but no picture whatsoever! We just had this happen on two of our 4 TVs. Both of these TVs use the little Comcast digital cable converter boxes. Jan 07, 2014 Forum discussion: The TV will not come on and we have no picture.

It appears that we get a red light on the TV immediately. We have sound and can change the channels with the Comcast Remote. Jun 05, 2010 Hdmi Problems With No Picture Comcast Cable I am running a Sony 40" LCD TV over an HDMI connection. About 13 of the time when I switch between a low def station and a high def station, I lose the picture (but retain the sound). If you have picture but no sound: Press to check that the volume is Comcast cable no picture no sound a high enough level.

; Check all wires to ensure they are firmly connected, including any coaxial cable. Ensure that the audio and video cables are connected to the same inputs on the TV. I am not getting a picture or any sound, or I'm seeing a" No Signal" message.

If your devices are receiving power but you still have no picture, no sound, or the" No Signal" message: Ensure that all wires are securely connected, including the coaxial cable and any audio and video cables. I have a Comcast cable box connected to my Panasonic TV via HDMI cable. No sound from my TV via HDMI when my cable box is switched on first.

Recently, the TV comes on with picture, but no Aug 20, 2009 What picture setting should I put on a Comcast HD cable box? I have Comcast Digital Cable and the channel guide works but no picturesound for any channels? More questions Q.

I just had Comcast come out and install my new cable service. But Im getting no sound although I have a picture on every channel. Any ideas? Turk, Arlington, Virginia. Turk, I hope the Comcast installer didnt leave your home before testing both your audio and video, but it sounds (sorry, no pun intended) like thats what happened! I have two cable boxes, one is one of the bigger ones, I don't jump to content. my subreddits. If a flaired Comcast rep is legitimately trying to help with an issue don't be an ass.

One of my TV channels has no sound. (self. Comcast) submitted 3 I have sound but no picture. just got a new cable box Answered by a verified TV Technician