30 second skip:
The page up button (pg) is set by default to skip ahead 5 minutes. You can reprogram the box itself so that a page up command will instead skip ahead 30 seconds, or any length of time reprogrammed.
Using the Xfinity XR2 remote, tap the "Exit" button 3 times, then enter 0030.
The default is 0300 (seconds or 5 minutes). If you want to make it 1 minute, tap Exit 3 times then enter 0060. For 2 minutes, it would be 0120, etc.
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