Page A-58
G900X/G950 Installation and Maintenance Manual – Pinouts
Revision D
190-00719-00
A.5 GDC
74A
A.5.1 P741
Connector
View of J741 connector looking at rear of unit.
1
2
3
4
5
6
7
8
9
10
11 12
13
14 15
16
17
18
19
20
21 22
23
24
25
26
27 28
29 30
31 32
33
34
35
36
37
38 39
40
41 42
43
44
45
46
47
48
49 50
51 52
53
54
55 56
57
58
59
60
61 62
63
64
65
66
67
68
69
70
71 72 73
74
75
76
77
78
Pin Pin
Name
I/O
1 CONFIG
MODULE
GROUND
--
2
OAT PROBE POWER OUT
Out
3
OAT PROBE IN HI
In
4
OAT PROBE IN LO
In
5 SIGNAL
GROUND
--
6
ADC SYSTEM ID PROGRAM* 1
In
7 SIGNAL
GROUND
--
8
DISCRETE IN* 6
In
9 SIGNAL
GROUND
--
10
RS-232 IN 1
In
11
RS-232 OUT 1
Out
12 SIGNAL
GROUND
--
13
RS-232 IN 2
In
14
RS-232 OUT 2
Out
15 SIGNAL
GROUND
--
16 RESERVED
--
17 POWER
GROUND
--
18 POWER
GROUND
--
19 POWER
GROUND
--
20 POWER
GROUND
--
21
CONFIG MODULE POWER OUT
Out
22 SPARE
--
23
ARINC 429 IN 1 A
In
24
ARINC 429 IN 1 B
In
25 SIGNAL
GROUND
--
26
ARINC 429 OUT 1 A
Out
27
ARINC 429 OUT 1 B
Out
28 SIGNAL
GROUND
--
29
ARINC 429 OUT 2 A
Out
30
ARINC 429 OUT 2 B
Out
31 SIGNAL
GROUND
--
32
ARINC 429 OUT 3 A
Out
33
ARINC 429 OUT 3 B
Out
34 SIGNAL
GROUND
--
35
ARINC 429 IN 2 A
In
36
ARINC 429 IN 2 B
In
37 SIGNAL
GROUND
--
* Indicates Active Low