Well..my X1 box now sends nothing to the TV. Very helpful tech support over the phone walked me through what seemed to be all of the available tricks (Exit x3 7-2-0, etc.) and still, no picture, no red xfinity splash screen, no audio or video via HDMI or component. The clock shows a display indicating a cycle through the boot sequence, but nothing's actually happening. Tech coming to the house Thursday morning...good thing everyone's been nice because this is the fourth time this thing has required a call in the less than three months I've had it installed.
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