The button faces the aircraft nose on the AIS; the MicroSD port faces the aircraft nose on the 3PX field sensor
To mount 3pX to DJI Skyport, align the white dot on the sensor to red dot on the drone. Insert and twist sensor counter-clockwise to lock. Press button and twist clockwise to release.
Attach the AIS to the bracket using the screws provided.
Attach the bracket to the aircraft using the aircraft screws on the SKYPORT mount. These screws are included with your aircraft.
Connect the 3PX to the AIS and secure the cable, so that it cannot come loose and contact propellers in flight. Ensure the cable clicks into both the AIS and sensor port for secure connection