
SYSTEM INSTALLATION MANUAL
89000016
Table 1010. KGX Interface - Pinout (Cont)
J1 - Power and I/O Connector (DB-44)
Pin
Signal
Electrical
I/O
Description
23
232 RxD3
RS-232
I
Serial Port 3 RS-232 data in (not used with
KGX control panel)
24
232 TxD3
RS-232
O
Serial Port 3 RS-232 data out (not used with
KGX control panel)
25
232 RxD4
RS-232
I
Serial Port 4 RS-232 data in
26
232 RxD5
RS-232
I
Serial Port 5 RS-232 data in
27
AIR/GND
Open/ground
I
Air/ground in (squat switch - configurable)
28
TX SUPPRESS
Vin -1.5 volts
O
L-band suppression bus
29
Reserved
N/A
-
N/A
30
GND
Ground
GND
Personality module power return
31
RTRN
Ground
GND
Aircraft power return
32
REM ON
Open/ground
I
Remote power control (Ground: ON, Open:
OFF)
33
232 TxD2
RS-232
O
Serial Port 2 RS-232 data out
34
429 IN 1B
ARINC 429
I
ARINC 429 input Port 1B
35
429 IN 1A
ARINC 429
I
ARINC 429 input Port 1A
36
429 IN 2B
ARINC 429
I
ARINC 429 input Port 2B
37
RxD6+
RS-422
I
Serial Port 6 data in+
38
RxD6-
1
RS-422/RS-232
I
Serial Port 6 data in-
39
PPS IO+
ARINC 743 A/B
I/O
Internal/external GPS pulse each second
out/in+
40
PPS IO-
ARINC 743 A/B
I/O
Internal/external GPS pulse each second
out/in-
41
UAT STATUS
Open/ground
O
ADS-B status
42
232TxD5
RS-232
O
Serial Port 5 RS data out
43
CLK_PM
I
2
C
I
Personality module clock
44
DATA_PM
I
2
C
I/O
Personality module data
NOTE:
1
Serial Port 6 can be optionally configured for RS-232 serial interface on Pins J1-8 and J1-38.
EFFECTIVITY
ALL
Page 1010
22 Dec 2016
© Honeywell International Inc. Do not copy without express permission of Honeywell.