Garmin GMA 240 Installation Manual page 26

4.2.1 P2401 Connector
Pin Pin Name
1
RESERVED
2
RESERVED
3
TEL AUDIO IN HI
4
TEL AUDIO LO
5
TEL MIC AUDIO OUT HI
6
RESERVED
7
AUX2 AUDIO IN HI
8
AUX2 AUDIO IN LO
9
COM 1 AUDIO IN HI
10
COM 1 AUDIO LO
11
COM 1 MIC AUDIO OUT HI
12
COM 1 MIC KEY* OUT
13
COM 2 AUDIO IN HI
14
COM 2 AUDIO LO
15
COM 2 MIC AUDIO OUT HI
16
MASQ INHIBIT* IN
17
NAV 1 AUDIO IN HI
18
NAV 1 AUDIO IN LO
19
NAV 2 AUDIO IN HI
20
NAV 2 AUDIO IN LO
21
AUX1 AUDIO IN HI
22
AUX1 AUDIO IN LO
23
RESERVED
24
RESERVED
25
RESERVED
26
RESERVED
27
RESERVED
28
RESERVED
29
CREW ISO* IN
30
COM 2 MIC KEY* OUT
31
ALERT 1 AUDIO IN HI
32
ALERT 1 AUDIO IN LO
33
PILOT MIC AUDIO IN HI
34
PILOT MIC KEY* IN
35
PILOT MIC AUDIO IN LO
36
RESERVED
37
RESERVED
38
RESERVED
39
RESERVED
40
PASS HEADSET AUDIO OUT LEFT
41
PASS HEADSET AUDIO OUT RIGHT
42
PASS HEADSET AUDIO OUT LO
43
ALERT 2,3 AUDIO IN LO
44
ALERT 2 AUDIO IN HI
* Denotes Active Low (Inputs: ground to activate; Outputs: grounded when active)
Page 4-2
Rev. A
Table 4-1. J2401 Pin Assignments
I/O
--
--
IN
--
OUT
--
IN
--
IN
--
OUT
OUT
IN
--
OUT
IN
IN
--
IN
--
IN
--
--
--
--
--
--
--
IN
OUT
IN
--
IN
IN
--
--
--
--
--
OUT
OUT
--
--
IN
GMA 240 Installation Manual
190-00917-01