Denon AVR-3801 Receiver "rca surround sound system error" Questions

...RCA cables (red/white) nothing else; d. play any CD music and go through the paces of selecting source, speakers, surround/hall/theater/etc as troylove11 has suggested. This would be now a simple ...

...surround/Dolby. The RCA Red and White is next. The 2.5 mm headset is the least desirable. Some receivers are programmable for the optical and digital inputs. You would need to reference the receiver ...