Dce Rs-449 Serial Cable - Nortel Secure Router 4134 Installation — Hardware Components

Table 50
DTE RS-449 serial cable description
P1 pin P1 signal
1
TXD+
14 TXD–
2
TXCE+
15 TXCE–
3
TXC+
16 TXC–
4
RXC+
17
RXC–
5
RXD+
18
RXD–
6
DCD+
19
DCD–
7
DTR+
20
DTR–
8 RTS+
9
RTS–
10 CTS–
11
CTS+
12 DSR+
25
DSR–
13 LL
26
GND
Shield Shield
21
MODE2
22 MODE1
23 MODE0
24
MODE3

DCE RS-449 serial cable

Order code: SR0018016E6
Copyright © 2007, 2008 Nortel Networks
.
Note Direction
→
Twisted
→
pair
→
Twisted
→
pair
←
Twisted
←
pair
←
Twisted
←
pair
←
Twisted
←
pair
←
Twisted
←
pair
→
Twisted
→
pair
→
Twisted
→
pair
←
Twisted
←
pair
←
Twisted
←
pair
→
Twisted
—
pair
—
No connect
GND
No connect
GND
Nortel Secure Router 4134
Installation — Hardware Components
NN47263-301 02.01 Standard
18 February 2008
DCE RS-449 serial cable 107
P2 signal P2 pin
4
SD+
SD– 22
17
TT+
TT– 35
5
ST+
ST– 23
8
RT+
26
RT–
6
RD+
24
RD–
13
RR+
31
RR–
TR+ 12
30
TR–
7
RS+
25
RS–
CS– 27
9
CS+
DM+ 11
29
DM–
LL 10
19, 20, 37
GND
Shield 1
Shield