Alcatel-Lucent 1643 AMS Installation Manual page 144

System cabling
Figure 4-47 X.21 cables
TP2.4
NOTE: The routing of the X.21 cable should be in accordance with the recommended
practices of the cable selected. The cable should be strain relieved to prevent any force
from being exerted on the connectors.
....................................................................................................................................................................................................................................
4-46
to DDF
X4X.21
TP2.3 TP2.2
Alcatel-Lucent - Proprietary
See notice on first page
TP2.1
X.21 interfaces (X4X.21 card)
365-312-802R7.2
Issue 4, June 2007