Garmin G3X Pilot's Manual page 30

System Overview
GSU 73
Garmin Sensor Unit
Air Data
Computer
Airspeed
Altitude
Vertical Speed
Engine/Airframe
AHRS
Attitude
Heading
Rate of Turn
Slip/Skid
NOTE: The G3X can support as many as three ADAHRS units.
8
GDU 370 or 375 (XM)
Split PFD/MFD
OAT
Temperature
Unit
GMU 44/22
Magnetometer
G3X Dual ADAHRS Example Install
Garmin G3X Pilot's Guide
Garmin Sensor Unit
GAP 26
Pitot-AOA
Probe
GTP 59
Probe
Heading
GEA 24
Engine/Airframe
Unit
GSU 25
Air Data
Computer
OAT
Airspeed
Altitude
Vertical Speed
AHRS
Attitude
Heading
Rate of Turn
Slip/Skid
AOA
190-01115-00 Rev. K