Section 2: Installation & Wiring; Suggested Connections; Worksheet: My System - Garmin GTX 330 Series Manual

Garmin GTX 330 Series Supplement

2.1 Suggested Connections

For more information on Display Unit pins and connectors, see Connector Definitions (HX, SX) on
the GRT website or Pinout Diagrams in HXr Installation Manual.
Horizon HX and HXr EFIS
Display Display Unit
Unit Pin Function
B22 Serial 7 OUT
B23 Serial 7 IN
** Any GTX 330 serial port pair may be used.
** Multiple Serial ports can be used to connect multiple display units for redundancy
Sport EFIS
Display Sport Display
Unit Pin Unit Function
Sport Pin 31 Serial 2 OUT
Sport Pin 35 Serial 2 IN
** Any GTX 330 serial port pair may be used.
** Multiple Serial ports can be used to connect multiple display units for redundancy

2.2 Worksheet: My System

You may use this form to make a record of your own Serial Port IN and OUT choices.
Display
Display Unit Port
Unit Pin
Serial _____ OUT
Serial _____ IN
Revision A
Section 2: Installation & Wiring
GTX 330 Pin
P3301-22 (Serial 1 IN)**
P3301-23 (Serial 1 OUT)**
GTX 330 Pin
P3301-22 (Serial 1 IN)**
P3301-23 (serial 1 OUT)** Output of TIS traffic data
GTX 330 Pin
P3301- _______
P3301- _______
GTX 330 Function
Fuel air data in for encoder and
flight information
Output of TIS traffic data
GTX 330 Function
Fuel air data in for encoder and flight
information
GTX 330 Port
Serial _____ IN
Serial _____ OUT
GRT Avionics
Wire Color
GTX 330-4