Dynon Avionics D1 - Manual (Page 21)

Product Tour
D1 User Guide 4-7
Figure 13 - D1 Top Side (left to right): Menu Button, Power Button
Right Side
PWR: External power via AC Power Adapter or Vehicle Power Adapter.
Rocker: Used to adjust brightness, align D1 to aircraft, and adjust other settings.
Figure 14 - D1 Right Side (left to right): PWR Port, Rocker