Same here. Turned in old box and remote for updated version. Older universal remote worked fine with Magnavox TV. New XR2 remote paired up with Magnavox TV and everything but volume control works OK. Remote freezes up with constant red light when trying to adjust volume. Took remote back for an exchange and the same condition exists on the second remote. Taking batteries out and reinstalling them is the only solution to reset. Seems that XR2 has a distinct problem with Magnavox TV's. Comcast needs to rectify it.
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