Hardware Installation
CP 523
3.2.2
Pin Assignments of the 25-Pin D Subminiature Connector
Figure 3-4. Pin Assignments of the 25-Pin D Subminiature Connector
25
24
23
22
21
20
19
18
17
16
15
14
12
11
10
9
8
7
13
6
5
4
3
2
1
Shield
Shield
20 mA receive
Ground
Ground
RTS
TTY OUT -
V.24 -TXD
TTY OUT+
CTS
TTY IN-
DSR
TTY IN+
V.24 -RXD
-
-
Ground
-
20 mA send
-
-
-
-
DTR
-
3-6
EWA 4NEB 811 6044-02a