New Bolt+ can't get cable signal

I have a new Bolt+, got it last week during their promo. My provider is Cox, and I got three cable cards from them, two of which seem to work, they pair, Cox can "see" them, etc. I've also got two tuning adapters, both of which look like they should be working.

The Problem - everything looks like it should be working, but there is no video/audio from a cable signal. I haven't gotten anything on this unit at all. Even without the tuning adapter, on the lower channels, e.g. Cox channel 3,...

New Bolt+ can't get cable signal

New Bolt+ can't get cable signal