J1003 Com Connector (Gtn 750 Only - Garmin GTN 725 Maintenance Manual

A.3 J1003 COM Connector (GTN 750 Only)
15
30
Pin
1 RESERVED
2 RESERVED
3 RESERVED
4 RESERVED
5 COM MIC 1 AUDIO IN HI
6 RESERVED
7 500Ω COM AUDIO HI
8 RESERVED
9 RESERVED
10 RESERVED
11 COM MIC 1 KEY*
12 RESERVED
13 RESERVED
14 RESERVED
15 RESERVED
16 RESERVED
17 RESERVED
18 500Ω COM AUDIO LO
19 RESERVED
20 MIC AUDIO IN LO
21 RESERVED
22 RESERVED
23 RESERVED
24 RESERVED
25 RESERVED
26 RESERVED
27 COM REMOTE TRANSFER*
28 COM REMOTE TUNE UP*
29 COM REMOTE TUNE DOWN*
30 AIRCRAFT POWER
31 RESERVED
32 RESERVED
33 RESERVED
34 RESERVED
190-01007-01
Rev. 5
(View looking at rear of unit, Pin1 is top right)
14 13 12 11 10 9 8
29 28 27 26 25 24
44
43
42 41 40 39 38
Pin Name
7 6 3 2
5 4
17
23 22 21 20 19 18
37 36 35 34 33 32
GTN 725/750 Maintenance Manual
1
J1003
16
(GTN)
31
I/O
--
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--
--
In
--
Out
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--
In
--
--
--
--
--
--
--
--
In
--
--
--
--
--
--
In
In
In
In
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