The video will be routed to the projector, the sound will be routed to the receiver. A receiver that has HDMI will allow you to hook multiple pieces of equipment (dvd player, ps3, etc.) to the receiver, then you only have to worry about 1 cable going from the receiver to the projector.

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85