Help in hooking up my system that consist of
Harman Kardon AVR20II with no digital anything but it does play surround 5.1
Samsung 55" Class 1080p 120Hz Smart LED HDTV UN55F6350AF
Panasonic dvd rp56 (does have a optical digital connection or audio out L/ R Sub woofer)
Comcast DCX3400 HD/ DVR box...