190-01115-01 G3X™/G3X Touch™ Avionics Installation Manual
Rev. AV Page 4-2
4.1 Equipment Description
The GAD 29 allows the G3X™ avionics to interface to IFR navigators such as the GNC® radio, GNS™
receiver, GNX™ IFR navigator, GPS and GTN™ touchscreen avionics. The GAD 29 has a 25 pin D-sub
connector and a 9 pin D-sub connector. These connectors will provide the following functionality:
• 2 Low Speed ARINC 429 Transmitters
• 4 Low Speed ARINC 429 Receivers
• 1 CAN Network Port
• *Analog Outputs
• *Excitation Pass Through
*GAD29B only
4.1.1 Status LED
The GAD 29 has an LED on its outer case that indicates its current status. See Section 31.1.1
for details.
4.2 Equipment Available
4.2.1 Required Equipment
4.2.2 Additional Equipment Required
The connector kit in Table 4-2 is required to install the unit, it is not provided with the GAD 29 unit.
Table 4-1 GAD 29 Part Numbers
Model
Assembly Part
Number
Unit Only Part
Number
GAD 29 010-01172-00 011-03236-00
GAD 29B 010-01172-10 011-03236-10
GAD 29C 010-01172-20 011-03236-20
GAD 29D 010-01172-21 011-03236-21
Table 4-2 Contents of GAD 29 Connector Kit (011-03271-00)
Item Garmin P/N Quantity
Backshell w/Hdw, Jackscrew, 9 Pin 011-01855-00 1
Backshell w/Hdw, Jackscrew, 25 Pin 011-01855-02 1
Conn, Plug,D-Sub, Crimp Pin, Commercial, 25 CKT 330-00624-25 1
Conn, Rcpt, D-Sub, Crimp Socket, Commercial, 09 CKT 330-00625-09 1
Contact, Socket, Military Crimp, Size 20 336-00022-02 11
Contact, Pin, Military Crimp, Size 20 336-00024-00 27
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