Manuals Brands Optimus Stereo Receiver Optimus Stereo Receiver Manuals ProdManuals has more than 11 Optimus Stereo Receiver manual(s) covering 11 model(s). 3 P S Models Document Type 3 31-3035 31-3036 31-3042 31-3040 P PROFFESIONAL SERIES STAV-3370 S STAV-3780 STAV-3690 STA-3500 STAV STAV-3790 STAV-3670 STAV-3680