can I use a nad integrated amplifier as an external amp to my yamaha rx-v675 using the av outputs since the yamaha doesn't have pre-outs? : r/hometheater
User manual Yamaha RX-V685 (English - 181 pages)
Yamaha RX-V685 AV Receiver Owner's Manual - Full color with heavyweight covers | eBay
Fixing power shut off protection issue with Yamaha Receiver RX V675 - YouTube