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Manual Number: 00750-004-14
Page 1-2
DB37S
DB25P
PINOUT
PLUG/PIN
ATTRIBUTE
1
P4-8
DCD
2
P4-3
RD
3
P4-2
TD
4
P4-20
DTR
5
P4-7
GND
6
P3-22
RI
7
P3-5
CTS
8
P3-4
RTS
9
P3-6
DSR
10
P2-8
DCD
11
P2-3
RD
12
P2-2
TD
13
P2-20
DTR
14
P2-7
GND
15
P1-22
RI
16
P1-5
CTS
17
P1-4
RTS
18
P1-6
DSR
19
NO CONNECTION
20
P4-6
DSR
21
P4-4
RTS
22
P4-5
CTS
23
P4-22
RI
24
P3-7
GND
25
P3-20
DTR
26
P3-2
TD
27
P3-3
RD
28
P3-8
DCD
29
P2-6
DSR
30
P2-4
RTS
31
P2-5
CTS
32
P2-22
RI
33
P1-7
GND
34
P1-20
DTR
35
P1-2
TD
36
P1-3
RD
37
P1-8
DCD
DB-25 PORT 1 - PORT 4 PINOUTS
SIGNAL
NAME PINOUT
MODE
TD
TRANSMIT DATA
2
OUTPUT RS-232
RTS
REQ. TO SEND
4
OUTPUT RS-232
RD
RECEIVE DATA
3
INPUT RS-232
CTS
CLEAR TO SEND
5
INPUT RS-232
GND
GROUND
7
DCD
DATA CARRIER DETECT
8
INPUT RS-232
DSR
DATA SET READY
6
INPUT RS-232
DTR
DATA TERMINAL READY
20
OUTPUT RS-232
RI
RING INDICATOR
22
INPUT RS-232
Figure 1-1: Board to Port Pinouts
To WINCOMM4 Board
DB37S Connector
PORT 4 PORT 3 PORT 2 PORT 1
DB25P Connectors
User Defined Serial Ports/Devices
aprox. 36 in
(914.4mm)