Garmin GMX 200 Installation Manual - page 29
GMX 200 Installation Manual
Page 4-1
190-00607-04 Revision
D
4 System Interconnect
4.1 Pin Out List
4.1.1 P2001 Main Connector
View of J2001 connector from back of unit
Pin # I/O Pin Name
Description
1
I
AIRCRAFT POWER
Main Aircraft Power Input (+10 to +30 VDC)
2
I
AIRCRAFT GROUND
Main Aircraft Power Ground
3
I
SERIAL GROUND 2
RS232 Signal Ground
4
I
RS232 IN 1
RS232 port 1 serial data input
5
O
RS232 OUT 1
RS232 port 1 serial data output
6
O
RS232 OUT 3
RS232 port 3 serial data output
7
I
RS232 IN 3
RS232 port 3 serial data output
8
O
RS422 OUT 4 +
RS422 port 4 data out + (when enabled)
9
O
PORT 4 CONFIG HI (+5VDC) For configuring port 4 as RS232 or RS422
10
O
RS422 OUT 4 -
RS422 port 4 data out - (when enabled)
11
I
RS422 IN 4 +
RS422 port 4 data in + (when enabled)
12
I
AIRCRAFT GROUND
Main Aircraft Power Ground
13
-
RESERVED
Do not connect
14
-
RESERVED
Do not connect
15
-
RESERVED
Do not connect
16
I
AIRCRAFT POWER
Main Aircraft Power Input (+10 to +30 VDC)
17
O
CONFIG MOD CLK
Configuration module clock
18
I
RS232 IN 5
RS232 port 5 serial data input
19
I/O
CONFIG MOD DATA
Configuration module data
20
I
PORT 4 CONFIG LO (GND)
For configuring port 4 as RS232 or RS422
21
I
RS232 IN 2
RS232 port 2 serial data input
22
O
RS232 OUT 2
RS232 port 2 serial data output
23
I
SERIAL GROUND 1
RS232 signal ground
24
O
CONFIG MOD PWR OUT
Configuration module power
25
I
SERIAL GROUND 3
RS232 Signal Ground
26
I
RS422 IN 4 -
RS422 port 4 data in - (when enabled)
27
O
CONFIG MOD GND
Configuration module ground
28
O
RS232 OUT 4
RS232 port 4 data output (when enabled)
29
I
RS232 IN 4
RS232 port 4 data input (when enabled)
30
-
RESERVED
Do not connect
31
-
RESERVED
Do not connect
32
-
RESERVED
Do not connect
33
-
RESERVED
Do not connect
34
-
RESERVED
Do not connect
35
O
RS232 OUT 5
RS232 port 5 serial data output
36
-
RESERVED
Do not connect
37
I
SERIAL GROUND 4/5
RS232 signal ground