I hold an LG Plasma T.V and i get the COMCAST HDMI cable box and the total peak go green anyone enjoy planning

LG - 42" 720p Flat-Panel Plasma HDTV
Model: 42PC5D
comcast cable hdmi inputs
i have a 3 foot hdmi cable


Answers:    Could be the hdmi cable, the TV, or the set-top box.
Does the tv work near component cables?
Do you enjoy another cable to try?
Do you have another HDMI source to try?
Try different sources, cable and you should be able to pinpoint where on earth the problem is.

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