3Com Router Module Guide
Chapter 4
4-23
As shown in the following two figures, both cables look similar except that the 75-ohm
4E1 adapter cable uses eight coaxial cables but the 120-ohm 4E1 adapter cable uses
four twisted-pair cables.
Figure 4-23
120-ohm 4E1 adapter cable
Figure 4-24
75-ohm 4E1 adapter cable
Note:
Both 75-ohm 4E1 and 120-ohm 4E1 adapter cables are required for ROUTER 4-PORT CE1/PRI FIC.