6
2.6
3DR Radio air module:
Attach antenna to 3DR Radio air module.
Connect telemetry cable to the air module pins
(ensuring that the red wire aligns with the pin
marked 5V) and to the APM Telem port.
Place the GPS module onto an accessory plate with the
arrow
pointing towards the center of the plate.
Use double-sided
foam tape to secure case to plate. Position accessory plate
over the four 30 mm spacers protruding from the APM plate.
4
Mount GPS
GPS module
Ensure arrow on
GPS points forward!
3DR uBlox GPS with Compass:
Connect the 6-position to 5-position cable to the GPS
6-position port and to the APM GPS port (use top-entry
port not side-entry port). Connect the 4-position cable to
the GPS 4-position port and to the APM I
2
C port.
5
Wire additional components to APM
Radio control (RC) receiver:
To connect an RC receiver to APM, use the five-wire and two-wire cables provided with
your Quad.
Note: APM also supports one-wire PPM connection with supported receivers.
See copter.ardupilot.com for instructions.
Use the five-wire cable to connect the receiver’s signal pins to APM’s input signal pins.
Use the two-wire cable to connect power and ground pins between APM and the receiver.
APM inputs wiring
APM input pin numbers
Connect five-wire cable to signal pins (top row, “S”).
Connect red wire to power pin (center row, “+”) and
black wire to ground pin (bottom row, “-”).
Match the correct control channel
signal pin on the receiver with its
corresponding APM input signal pin.
6
AUX 2 (OPTIONAL)
5
AUX 1 (MODE SWITCH)
4
YAW / RUDDER
3
THROTTLE
2
PITCH / ELEVATOR
1
ROLL / AILERON
APM Input Signal Pins
After connecting to APM, connect the five-wire cable to the receiver’s signal pins (usually
marked “S”, see channel diagram below), connect the two-wire cable red wire to a power
pin (usually marked “5V” or “+“) on the receiver, and connect the two-wire cable black
wire to a ground pin (usually marked “-“) on the receiver.
