Replacing The Cards; Table 32 Db15 X.21 Adapter Cable - Nortel BCM1000 Installation And Maintenance Manual

Table 32 shows the wire connections for a DB15 X.21 adapter cable.

Table 32 DB15 X.21 adapter cable

DB26 on
WAN card Signal
1 Chassis Ground
2 Transmit Data A
3 Receive Data A
4 Request to Send A 3
5 Clear to Send A
6
7 Signal Ground
8
9 Receive Clock B
10
11 External Clock B
12
13 Clear To Send B

Replacing the cards

Refer to Chapter 19, "Replacing data cards and processing hardware," on page 217
about removing and installing these cards.
DB15
X.21 cable
1
2
4
5
8
13
14
12
Chapter 9 Starting the system 125
DB26 on
WAN card Signal
14 Transmit Data B
15
16 Receive Data B
17 Receive Clock A
18
19 Request To Send B 10
20
21
22
23
24 External Clock A
25
26
Installation and Maintenance Guide
DB15
X.21 cable
9
11
6
7
for instructions