Garmin G1000 Maintenance Manual page 225

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P3472
Pin Pin Name
1 RESERVED
2 RESERVED
3 PROGRAM GROUND
4 RECORDER PLAY* (GMA 1347)
RESERVED (GMA 1347C/1347D)
5 PROGRAM GROUND
6 RS-232 OUT 1
7 RS-232 IN 1
8 ON-SIDE COM MIC DIGITAL AUDIO OUT
9 ON-SIDE COM DIGITAL AUDIO IN
10 RESERVED
11 PROGRAM GROUND
12 RESERVED
13 RESERVED
14 POWER GROUND
15 RESERVED
16 POWER GROUND
17 COM SWAP*
18 PROGRAM GROUND
19 RESERVED
20 RESERVED
21 RESERVED
22 RESERVED
23 PROGRAM GROUND
24 RECORDER OFF SELECT* (GMA 1347/1347C)
RESERVED (GMA 1347D)
25 PROGRAM GROUND
26 RESERVED
27 GMA REMOTE POWER OFF
28 ON-SIDE NAV DIGITAL AUDIO IN
29 VOICE ALERT DIGITAL AUDIO IN (GMA 1347)
ON-SIDE VOICE ALERT DIGITAL AUDIO IN (GMA 1347C/1347D)
30 AIRCRAFT POWER 2
31 RESERVED
32 AIRCRAFT POWER 2
33 RESERVED
34 MIDDLE MARKER SENSE
35 RESERVED
36 REVERSIONARY MODE 1
37 REVERSIONARY MODE COMMON 1
G1000 System Maintenance Manual
190-00907-00
View of J3472 connector from back of unit
60 61 62 63 64 65 66 67
40 41 42 43 44 45 46 47 48
21 22 23 24 25 26 27 28
1 2 3 4 5 6 7 8 9
68 69 70 71 72 73 74 75 76
49 50 51 52 53 54 55 56
29 30 31 32 33 34 35 36 37
10 11 12 13 14 15 16 17
77 78
57 58 59
38 39
18 19 20
I/O
--
--
--
In
--
--
Out
In
Out
In
--
--
--
--
--
--
--
In
--
--
--
--
--
--
In
--
--
--
In
In
In
In
In
--
In
--
Out
--
Out
--
Page A-27
Rev. B