With Jack and Ramza working together, they very delicately remove the casing, with all of the care of attempting to diffuse a bomb. Quite luckily, they didn't disturb the inner workings.

Unluckily, what they find is far more complicated than simple crystal tech. It has the workings of Ancient technology, things that even Jack hasn't seen before. But, notably, there is no power source, Crystal or otherwise.

"This makes no damn sense," Jack finally says out loud after walking around and around the opened section to look at it from every angle. "It's powered up and working, and it should take massive amounts of power to run. I've seen ships with less draw than this. Hell, we could hook the Enterprise up to this thing? And it wouldn't turn it on." Jack dusts off his hands, steps back, and folds his arms. "So where's the power coming from?"