Garmin G1000 NAV III Line Maintenance Manual page 191

A.1.4 P604 (MAIN DISCRETE)
Pin Pin Name
1 ANNUNCIATE* 22
2
VOICE ALERT 500Ω AUDIO OUT HI
3
VOICE ALERT 500Ω AUDIO OUT LO (GROUND)
4 DISCRETE IN 13
5 DISCRETE IN 14
6 ANNUNCIATE* 1
7 DISCRETE IN* 1
8 DISCRETE IN* 2
9 DISCRETE IN* 3
10 DISCRETE IN 15
11 AFCS DISCONNECT IN
12 DISCRETE IN* 4
13 DISCRETE IN* 5
14 DISCRETE IN* 6
15 DISCRETE IN 16
16 DISCRETE IN 17
17 DISCRETE IN* 7
18 DISCRETE IN* 8
19 DISCRETE IN* 9
20 DISCRETE IN* 10
21 DISCRETE IN* 11
22 GIA SYSTEM ID PROGRAM* 1
23 GIA SYSTEM ID PROGRAM* 2
24 DISCRETE IN* 12
25 ANNUNCIATE* 2
26 ANNUNCIATE* 3
27 ANNUNCIATE* 4
28 ANNUNCIATE* 5
29 ANNUNCIATE* 6
30 ANNUNCIATE* 7
31 ANNUNCIATE* 8
32 ANNUNCIATE* 9
33 ANNUNCIATE* 10
34 ANNUNCIATE* 11
35 ANNUNCIATE* 12
36 ANNUNCIATE* 13
37 ANNUNCIATE* 14
38 ANNUNCIATE* 15
39 ANNUNCIATE* 16
40 ANNUNCIATE* 17
41 ANNUNCIATE* 18
42 ANNUNCIATE* 19
43 ANNUNCIATE* 20
44 ANNUNCIATE* 21
G1000 Nav III Line Maintenance Manual
190-00352-00
View of J604 connector looking at unit
15 14 13 12 11 10 9 8 7
30 29 28 27 26 25 24 23
44 43 42 41 40 39 38 37
6 5 4 3 2 1
22 21 20 19 18 17 16
36 35 34 33 32 31
I/O
Out
Out
--
In
In
Out
In
In
In
In
In
In
In
In
In
In
In
In
In
In
In
In
In
In
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Page A-7
Rev. L