Connecting The Interface Cable - 3Com 3C13701 Module Manual

3Com Router 5000 and Router 6000 v2.41
Module Guide
Figure 4-51 75-ohm 8E1 conversion cable
Figure 4-52 120-ohm conversion cable

4.16.5 Connecting the Interface Cable

Step 1: Choose a conversion cable appropriate to the interface type of the device to
be connected.
If the interface impedance of the device to be connected is 75-ohm, use a 75-ohm
 4 E1/8E1 conversion cable.
If the interface impedance of the device to be connected is 120-ohm, use a
120-ohm  4 E1/8E1 conversion cable.
Step 2: Insert the DB-68 connector of the cable to the DB-68 port on the Router 4-Port
E1 IMA FIC/ card, and fasten the cable fastening screws.
Chapter 4 Flexible Interface Cards (Router 6000)
4-52