190-01639-00
GSU 75 ADAHRS Installation Manual
Rev. 6
Page 4-3
4.1.2 GMU 44 Connector J441
Figure 4-2 Pigtail Connector J441
66
ARINC 429 IN AHRS 2B
In
67
ARINC 429 IN AHRS 3B
In
68
RS-232 ADC 1 GROUND
--
69
RS-232 OUT ADC 1
Out
70
RS-232 IN ADC 1
In
71
RS-232 OUT AHRS 2
Out
72
RS-232 IN AHRS 2
In
73
RS-232 AHRS 2 GROUND
--
74
CONFIG MODULE GROUND
--
75
SYS ID 1*
In
76
DISCRETE IN 3*
In
77
DISCRETE IN 4
In
78
DISCRETE IN 2*
In
Table 4-2 J441 Pin Assignments
Pin
Pin Name
I/O
1
SIGNAL GROUND
--
2
RS-485 OUT B
Out
3
SIGNAL GROUND
--
4
RS-485 OUT A
Out
5
SPARE
--
6
POWER GROUND
--
7
SPARE
--
8
RS-232 IN
In
9
+12 VDC POWER
In
Table 4-1 J751 Connector
Pin
Pin Name
I/O
*Indicates active low
340095
The document reference is online, please check the correspondence between the online documentation and the printed version.