Sony Bravia KDL-46V4100 46 in. LCD HDTV "setting comcast box picture sound" Questions

Comcast Motorola DVR and Sony Bravia with HDMI connection. For months I would lose picture/keep sound when changing from a non-HD to an HD channel. The solution that I found is that there is a setting

setting with the cable box and see if it has a switch to choose HD channels first. What cable companie do you have?? It could be possible that you will need to call to get HD service. Sometimes the HD

...All okay via Apple TV You have to check k the video resolution setting of Comcast set top box. if you wish to get some more details then check the following link

Comcast box diagnostics. Here is what he did. Using the Comcast remote with the TV on - press power, cable, menu in that order. A comcast diagnostic srceen will appear. Select Additional HDMI options,

...box from comcast fix this? do i need hdtv box from comcast to receive hd picture? the lower channels (2-78) picture is not much better than old analog set. Depending on your cable provider, some of ...

...are on Comcast cable the cable box has a setting of Zoom and full. Set your TV's zoom setting to "Full" and the cable box to Full. I don't have an LG so you'll have to find these settings

...comcast box, also no picture or sound through my playstation If you have called and discussed this with Sharp to see if known issue then have a repair center look at the set (authorized sharp

...Comcast box? If you do, then you need to verify that the HDMI sound set up at the boxes and at the TV are set to send and use the audio through the HDMI ports, not through the analog ports since HDMI ...

...comcast box to our Lg hi def tv. we get video, but no sound through the cord. we cant get the sound and the picture at the same time Make sure that the cable box set set up menu has the sound ...

Comcast cable box, 5.1 surround receiver and these work well. All channels and sound come through cleanly on the external speakers, so it's something with the TV. Any ideas? Thanks for your help. Alas