Garmin GTX 33 User Manual

190-00906-00 GTX 33 Installation Manual
Rev. F Page 4-1
4 SYSTEM INTERCONNECTS
4.1 Pin List
4.1.1 P3301 Connector
Figure 4-1. View of J3301 connector from back of unit
Table 4-1. P3301 Pin List
Pin Pin Name I/O
1 RESERVED In
2 ALTITUDE A1 In
3 ALTITUDE C2 In
4 ALTITUDE A2 In
5 ALTITUDE A4 In
6 ALTITUDE C4 In
7 ALTITUDE B1 In
8 ALTITUDE C1 In
9 ALTITUDE B2 In
10 ALTITUDE B4 In
11 ALTITUDE D4 In
12 EXTERNAL IDENT SELECT* In
13 EXTERNAL STANDBY SELECT* In
14 NOT USED In
15 AUDIO OUT HI Out
16 AUDIO OUT LO Out
17 SQUAT SWITCH IN In
18 RESERVED --
19 ALTITUDE ALERT ANNUNCIATE* Out
20 RESERVED --
21 AIRCRAFT POWER 1 In
22 RS-232 IN 1 In

Garmin GTX 33 Specifications

General

Brand	Garmin
Model	GTX 33
Category	Marine Radio
Language	English