Don't suppose that presentation is for today?
Your best bet is to head over to the Apple Support Forums, on the Apple.com site. MacRumour is much more fun.... but when I need a really technical answer, I head to the Apple Forums....
There are more power users there, and your chances of getting help are higher.
Just do a search 1st... they can be a bit sarcastic answering the easy questions. Also, make sure you are using the term "turntable" correctly... I'm a Keynote user, but don't know that term.... but that could just be because it's a feature I don't use. However, I couldn't find the term "turntable" in the Keynote help.