Garmin G3X Installation Manual page 33

GDL 39/39R
ADS-B Traffic and
Weather Receiver
(Optional)
RS-232 GAP 26
Pitot/AOA
(Optional)
Pitot
GDU 4XX
AOA
PFD1
RS-232
(Optional)
GAD 29
Data
Concentrator
(Optional)
RS-232
Third-party
Autopilot
(Optional)
Figure 2-2 G3X Interconnect Example (GDU 45X/46X)
NOTE
Please refer to the G3X Touch Pilot's Guide (190-01754-00) for guidance in using
Connext Bluetooth connections to Garmin Pilot device(s).
190-01115-01
Rev. AA
RS-232
GMU 22
Magnetometer
Static
GTP 59
RS-232/
Source
RS-485
Temp Probe
Static
GSU 25
ADAHRS 1
RS-232
GDU 4XX
GTX 23 ES
PFD2
Transponder
(Optional)
(Optional)
RS-232
(ADS-B)
RS-232 (GPS/COM)
RS-232 (Connext)
A429
(NAV)
A429
(GPS)
A429
(Air Data)
A429
(NAV)
A429
(GPS)
A429
(Autopilot)
G3X/G3X Touch Installation Manual - Installation Preparation
GMC 305/307
A/P Controller
RS-232
(Optional)
GSU 25
GSA 28
ADAHRS 2
Pitch Servo
(Optional)
(Optional)
CAN BUS
GDU 4XX GDU 4XX
MFD2 MFD1
(Optional) (Optional)
RS-232
No. 1 GPS/Com
(Optional*)
Stereo/
No. 2 GPS/Com
(Optional*)
GMA 240
or other Audio Panel
(Optional)
GARMIN COM OR
NAV/COM
(Optional*)
G5 Standby
Flight Display
(Optional)
GMA 245/245R
(Optional)
GAD 27
(Optional)
GI 260
(Optional)
GTR 20/200
COM Radio
(Optional)
GSA 28 GTR 20/200
Roll Servo COM Radio
(Optional) (Optional)
GPS 20A
(Optional)
GEA 24
Engine Analyzer Engine Analyzer
(Optional) (Optional)
Engine #1/
Airframe Sensors
Mono
RS-232
Notes:
*Maximum of two (2) COM/NAV
units installed.
Page 2-3
GEA 24
Engine #2
Sensors