Repeats the digital video of the main CDU
Monitors the front panel keyboard for key presses
Communicates key presses to the main CDU
Provides automatic display brightness adjustment independently of the main CDU
The design of the MMI, display and controls benefits from Chelton’s extensive experience of fielding TETRA radios for airborne use, which, because of the unique nature of TETRA networks, is significantly more challenging than operating standard tactical radios.