Garmin G3X - Page 457

190-01115-01 G3X™/G3X Touch™ Avionics Installation Manual
Rev. AV Page 25-6
Figure 25-2.4 GTR 20/GMA 240/GNS™ 430 Interconnect Drawing
POWER
POWER GND
PILOT MIC HI
PILOT MIC LO
1
*PTTPILOT
PILOTHEADSET LEFT
PILOT HEADSET RIGHT
PILOTHEADSET LO
COPILOT MIC HI
COPILOT MIC LO
*PTT COPILOT
COPILOT HEADSET LEFT
COPILOT HEADSET RIGHT
COPILOT HEADSET LO
RECEIVER AUDIO OUT HI
RECEIVER AUDIO OUT LO
20
35
17
36
10
29
15
16
34
12
11
30
MUSIC 1 IN LEFT
MUSIC 1 IN RIGHT
MUSIC 1 IN LO
AUX 1 AUDIO IN HI
AUX 1 AUDIO IN LO
AUX 2 AUDIO IN HI
AUX 2 AUDIO IN LO
19
18
37
32
31
9
28
P2001
GARMIN
7.5A CIRCUIT BREAKER 14V AIRCRAFT
5A CIRCUIT BREAKER 28V AIRCRAFT
*DISC1
*DISC2
2
22
NOTE 8
NOTE 8
AVIONICS POWER BUS
USE 20 AWG FOR POWER AND GROUND
J2001
COM ANTENNA
P2002
GTR 20 AS COM 2
*TRANSMIT INTERLOCK IN
*TRANSMIT INTERLOCK OUT
5
4
COM MIC KEY
TRANSMIT INTERLOCK
GARMIN
GNS 430
J4002
P4002
COM 2 MIC KEY* OUT
COM 2 MIC AUDIO OUT HI
COM 2 AUDIO LO14
COM 2 AUDIO IN HI13
GARMIN
GMA 240
J2401P2401
NOTE 13
14
13
33
NC
NC
NC
NC
NC
NC
NC
NC
NC
COM 1 MIC KEY* OUT
NC
NC
NC
NC
NC
NC
NC
NOTE 16
27
8
ID IN
ID LO
30
4
14
15
12