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'
Original S1 (Recycle Heaven)
Series 2 (PLS, sold)
TiVo HD (XL, PLS, "652")
Juliet Basic (4XL, PLS)
The TiVo Apocalypse begins on Sat 2013 Feb 16 00:00 GMT!