also, check teh fuse on the inside the car, backup fuse outside the car and the cd player fuse, if it aint one of thosem ,ake sure the connectors you used to combine wires are tightned and the wires are connecting...if all fails, its the cd player
I hooked it up to a bare battery,(not in any car)
Life sucks and then you die, so rev it up and let it fly!
FOR SALE 93 Prelude Si