xfinity (comcast) motorola dch3416 box - non-hd channels 'framed'

very strange:  the hd channels display full screen and better quality than before (I said strange). but non-hd channels are 'framed' in a black box. it's annoying.

anyone know how to fix?

 

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Last updated July 4, 2018 Views 3 Applies to:

We don't have an answer to it, but here is another post that describes it really well. Hopefully we get some traffic on it.

forums.xbox.com/.../4819741.aspx

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I know some tvs do this on their own.  My 52 inch samsung wont show full screen unless HD, it will frame it and make it about 30 inches.

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