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120-ohm trunk cable
The 120-ohm trunk cable adopts the RJ-45 connector.
shows the structure of the 120-
ohm trunk cable.
Figure 4-3
120-ohm trunk cable
shows the pin assignments on the 120-ohm trunk cable.
Table 4-9
Pin assignments of the 120-ohm trunk cable
Connector X1
Connector X2
Relationship
X1.5
X2.2
Twisted
X1.4
X2.1
X1.2
X2.5
Twisted
X1.1
X2.4
X1.3
X2.7
Twisted
X1.6
X2.8
X1.7
X2.3
Twisted
X1.8
X2.6
4.5.3 Technical Specifications
lists the technical specifications of the 120-ohm trunk cable.
Table 4-10
Technical specifications of the 120-ohm trunk cable
Item
Description
120-ohm
cable
Connector
Network interface connector-8 PIN-8 bit-shielded-crystal model
plug
Type
Cable,120ohm,1E1,0.4mm,MP8-II,120CC4P0.4P430U
(S),MP8-II,Expert 2.0
Length
3 m ( 9.84 ft ), 15 m ( 49.21 ft ), 30 m (98.42 ft ), 60 m ( 196.85
ft )and 80 m ( 262.46 ft )
HUAWEI NE40E-X1 & NE40E-X2 Universal Service
Router
Hardware Description
4 Cables
Issue 02 (2011-09-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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