(a) Touch screen

(b) Power indicator lamp
    Lights when this AIRSTAGE Edge controller is operating.

(c) USB port
    For maintenance use only

(d) Micro USB (type-B) port
    For maintenance use only

(e) [MENU] button
    Press to change the settings, turn off, or reboot the AIRSTAGE Edge Controller.
    For details, refer to "Setting the main body (Menu)".