Yes, if the co-ax out you refer to is a digital out. the player needs a digital output. Then you need a properly terminated digital cable and analog outputs from the DAc to a pre, rcvr, or integrated, and you are good to go.
Connecting low-end DVD player to Bel Canto Dac3
Is it possible to upgrade the sound of my DVD player by connecting the DVD's coaxial output to my Bel Canto Dac3? If so, what would be the best way to connect the units?