Interface Cable - 3Com 3C13701 Module Manual

3Com Router 5000 and Router 6000 v2.41
Module Guide
Figure 3-12 Router E1Voice Module panel
Description of the LEDs on Router E1 Voice Module panel is given in the following
table:
Table 3-5 Description of the LEDs on Router E1Voice Module panel
LED
LINK
ACTIVE

3.2.5 Interface Cable

Router E1 Voice Module interface cables are G.703-compliant 120-ohm balanced
twisted pair cables. At one end of the cable is a DB-15 male connector for the
connection to the Router, and at the other end is an RJ-45 connector for the
connection to the network.
Figure 3-13 120-ohm balanced twisted pair cable
If the cable with the resistance of 75-ohm is needed, a 75-ohm-to-120-ohm cable
adapter (one end is BNC connector and the other end is RJ45 connector) which is
illustrated in the following figure can be installed.
OFF means no link is present; ON means a link is present.
OFF means no data is being transmitted or received. Blinking means there is
data being transmitted or received.
3-9
Multifunctional Interface Modules (Router 5000)
Description
Chapter 3