I need help with a rs2664 which ya'll don't have on this Website. It is a stereo and it has a 5disc changer which Is very good. When I pulg up my iPod to it in the USB slot it says (no song) going across the screen. This radio has a iPod spot for iPods which is not working On here. I lost the manual over the years I had This radio. I need help with the mult. Fucntion display and how To actually display it.