Garmin G3X Touch Installation Manual

190-01115-01 G3X/G3X Touch Installation Manual - LRU Pinouts
Rev. AC Page 25-44
25.7 GMC 305 (AFCS Mode Controller)
25.7.1 J3051 Connector
Figure 25-18 J3051 on GMC 305, as viewed looking at connector on unit
25.7.2 Power
This section covers the power input requirements. The GMC 305 is compatible with 14V and 28V
systems. AIRCRAFT POWER 1 and AIRCRAFT POWER 2 are “diode ORed” to provide power
redundancy.
Pin Pin Name I/O
1 RS-232 OUT 1 Out
2 RS-232 IN 1 In
3 RS-232 OUT 2 Out
4 RS-232 IN 2 In
5 POWER GROUND --
6 SIGNAL GROUND --
7 AIRCRAFT POWER 1 In
8 SIGNAL GROUND --
9 AIRCRAFT POWER 2 In
10 RESERVED --
11 LIGHTING BUS HI In
12 LIGHTING BUS LO In
13 RESERVED --
14 RESERVED --
15 POWER GROUND --
Pin Name Connector Pin I/O
AIRCRAFT POWER 1 J3051 7 In
AIRCRAFT POWER 2 J3051 9 In
POWER GROUND J3051 5 --
POWER GROUND J3051 15 --

Garmin G3X Touch Specifications

General

Power Input	10-32 VDC
Touchscreen	Yes
Built-in GPS	Yes
AHRS	Yes
Air Data Computer	Yes
Aviation Database	Yes
Terrain Awareness	Yes
Operating Temperature	-20°C to +55°C
Display Size	10.6 inches
Display Type	LCD
Connectivity	Wi-Fi, Bluetooth, USB, RS-232, CAN bus
Engine Monitoring	Yes
Autopilot Compatibility	Yes
Traffic Awareness	Yes
Weather Data	Yes