Make the control panel and the shelve to hold it one thing, and make it wider, matching the width of the whole thing. Then the shelve IS the control panel.
Remove the center-speaker/taxi-sign from the top of the screen. I know Lindbergh's have marquees up there, but whether that is nice design wise can be questioned. At least those are not 15cm deep. The main display will be marquee more than enough already.
Make the bottom a little airier. What is going to be in that huge box? Or is it a dog-house at the same time? That would be smart. Guarding the SF cab.
Remove the feet. It will be stable without. The feet are going to be in the way of your stool casters.