If your processor has a phono input, all you probably need is a functional turntable and the associated cabling / ground wire.
As far as setting the table up, you can take it into a dealer and they can cover the basic install for you. Having said that, my experience is that they'll do the bare minimum to get the arm / cartridge / table working, so don't expect wonders or pay too much for this service.
If you're in the Chicagoland area, which i'm kinda guessing at going by your moniker, try contacting Bes at Music Direct. Depending on what you want done with your table and what you need, he can typically help you out at a reasonable cost and turn-around time. Sean