Connector Pinout Information; Pin Function List - Garmin GTR 225 Installation Manual

5 CONNECTOR PINOUT INFORMATION

5.1 Pin Function List

5.1.1 J2001 Connector – COM Board
Pin
1 RS-232 OUT 1
2 LIGHTING HI 2
3 AUX AUDIO LINE LEVEL HI
4 RESERVED
5 COM MIC 1 AUDIO IN HI
6 COM MIC 2 AUDIO IN HI
Ω
7 500 COM AUDIO HI
8 LIGHTING HI 1
9 RESERVED
10 RESERVED
11 COM MIC 1 KEY*
12 INTERCOM ENABLE*
13 SPEAKER OUT
14 RESERVED
15 RESERVED
16 RS-232 IN 1
17 RESERVED
Ω
18 500 COM AUDIO LO
19 AUX AUDIO LINE LEVEL GND
20 MIC AUDIO IN LO
21 RESERVED
22 LIGHTING LO 1
23 RESERVED
24 RESERVED
25 RESERVED
26 COM MIC 2 KEY*
27 COM REMOTE TRANSFER*
28 COM REMOTE TUNE UP*
29 COM REMOTE TUNE DOWN*
30 AIRCRAFT POWER
31 RS-232 GND
32 LIGHTING LO 2
33 RESERVED
190-01182-02
Rev. F
(View looking at rear of unit, Pin 1 is top right)
15 14 13 11 10 9 8
30 29 28 27 26 25 24
44 43 42 41 40 39 38
Pin Name
2
7 6 5 4 3 1
23 22
21 20 19 18 17 16
37 36 35 34 33 32 31
GTR 225/GNC 255 TSO Installation Manual
I/O
Out
In
In
--
In
In
Out
In
--
--
In
In
Out
--
--
In
--
--
--
In
--
In
--
--
--
In
In
In
In
In
--
In
--
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