Go to the link below and select your exact model, download and install.
Pinnacle recomends updating the full software package.
http://www.pctvsystems.com/tabid/62/default.aspx/Howto/Gettherightsoftware/tabid/127/language/en-US/Default.aspx
i didnt find any of the software for my pinnacle pctv there to download... will you please which one of those works with my model
which is
PCTVPlus v 5.5
it works well with windows xp but doesnt work with Win 7