I want to have my Xbox sound come out of my interface.
The Xbox One has an optical out.
The Saffire has an optical in.

They're both hooked up so how to I get the Saffire to accept the output of the Xbox and pass them through the monitors?
My Soundcloud dudes
Recording gear:
Yahama Hs8
Saffire Pro 40
Shure Sm57
Shure Sm7b

Guitar gear :
Ebmm BFR7
Axe fx XL+
Walrus audio Janus
Ibanez Ergodyne
Black Market Custom cab