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