cant use is not enuff info ,, look at audio config pic ,, looks right ,,
in the upper right hand side of the software interface )gui) there are three rotary knobs ,, the middle one being labeled mix ,, fully counter clockwise put headphone out put to pre fade listening ,, clockwise adds the master out to headphone out put ,,
no sure if Vfx controller has mechanical/MIDI control knobs on controller ,, but if dooes same thing ,, also volume controls for output ,,
so a little bit of info for more info on whats going on ,, as rojec posted ,,more info