4000 Router Series Interface Module Guide

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2. The other end of the cable provides four D15 connectors. Connect them to the D15 interfaces on

the remote device as needed.

Figure 140 Connect an 4-port E1 75-ohm cable

Connecting a 1-port E1 120-ohm cable (D15 <----> RJ45)

1. Connect the D15 connector of the E1 120-ohm cable to the D15 interface on the interface module

and fasten the bolts to fix the cable.

2. The other end of the cable provides one or multiple RJ45 connectors. Connect them to the RJ45

interface on the remote device as needed.

Figure 141 Connecting an E1 120-ohm cable

Connecting a 4-port E1 120-ohm cable (D25 <----> D15)

1. Connect the D25 connector of the 4-port E1 120-ohm cable to the D25 interface on the interface

module and fasten the bolts to fix the cable.

2. The other end of the cable provides four D15 connectors. Connect them to the D15 interface on the

remote device as needed.

Device

(75ohm E1 Port)

1-port E1 75-ohm cable

E1 / E1-F

(75ohm)

4-port E1 75-ohm cable

……