You would need the software version 20.1.+ to get the Comcast VOD. If you recently activated your premiere, make about 4 more Tivo Connections, until the status says 'Pending Restart'
Series 2 (PLS, sold)
TiVo HD 1TB (157 HD Hrs, PLS, "652")
Roamio! Oh, wait, Its Juliet!
OTA! OTA! OTA!
The TiVo Apocalypse begins on Sat 2013 Feb 16 00:00 GMT!