The manual setup method is very useful. I struggled to get the X1 remote to pair with a Sony HD TV; I tried all the Sony codes multiple times and talked with Comcast tech support without any success. The manual setup method (which I confirmed used to be in the instructions for the old remote but is not included in the instructions for the X1 remote) worked with just two clicks of the Channel+ button. A rep at my local Comcast store told me that he'd heard that this problem is common with Sony HD TVs. Thanks for posting the step by step manual method.
... View more