Dcx3400-m setup menu

Search Advanced search…. New posts. Search forums. Log in. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Thread starter Hittdog Start date Mar 1, Hittdog Audioholic Intern. I just got this cable box Comcast and am a little confused by the video format indicator. I of course select i. However, it often switches itself down to p.

I cannot pinpoint when and why this happens. Anyone know what's up? If I am watching a channel that broadcasts in i, does it matter what the video format indicator is showing? Hittdog, Do you have the user manual?

You apparently do have the option to manually select other formats supported by your TV if not discovered by the I do not currently have this box but want one from Comcast when available in my area Greater Boston area. Please let us know how that works out for you.

One possible cause for tiling or pixelating is a weak signal. Reflecting over the past few days: Have you moved your cable set-top box to another location in your home? If you have, please re-locate the cable set-top to its original location. Have you changed your connections at all i.

If you have, please check to be sure all connections are in place and tight. Have you had any work done outside your home that might have damaged your cable lines? If you have, please make sure that your outside cable facilities are not damaged from the work that has been done. After checking all of the above, see below for a few additional steps to take to correct the tiling or pixelating:. Have you moved your cable set-top box to another location in your home?

This indicates that you are not currently subscribed to the channel. Hello, ComcastMarcos, and thank you for replying. We have two of the same HD DVR boxes, and one of them has had some occasional pixelating and stuttering. My wife has noticed it the most during Jeopardy! When that's happened on our other one, I unplug the HDMI cable for a short time and plug it in, and it seems to clear things up. It seems like a signal issue more than a box issue, with it affecting only a few stations.

A few years ago, I specifically requested a Motorola DCX, and one was tracked down was either via chat or calling my local store. Not sure if I can call a local store anymore, but I do know that a specific model has been tracked down before, so I'm optimistic that one can be tracked down again. It was tracked down and was sent to my local store, where I picked up from there. Thank you again for responding, and I hope to hear back from you again.

Thank you for all the details. I see it was affecting the major network stations, and you saw similar problems with DVR recordings. Is this something you are seeing with all the boxes in the home?

It sounds like we've swapped the equipment, but the same problem remains. Do you see any issues with On Demand content for those networks as well? Hello ComcastVianney. It appears to be only on one box, and it appears to be quite random when it does happen.