[BScout]

And then make sure and go to Session Setup and in the top option, flip to the HD I/O and then select wordclock. The HD I/O will stay on internal otherwise. The "master clock" setting in Hardware Setup does NOT tell all the other hardware where to get clock. And despite the Session Setup clock choices at the top looking like a selector, it is actually not other than the last one set becomes the loop master. BUT to set where each piece of hardware looks for clock, you have to flip to each one in that list and select where it should find clock (you'll see the lights on the interface change.)