Huawei ATN 950B - Clock Cables; External Clock Cables

Table 9-3 Pin assignment of the RJ45 connector (ETH/OAM)
Connecto
r Pin
Color Relation Usage
1 White-orange Twisted pair Transmit positive of the NM interface
2 Orange Transmit negative of the NM interface
3 White-green Twisted pair Receive positive of the NM interface
6 Green Receive negative of the NM interface
4 Blue Twisted pair Grounding end of the Console interface
5 White-blue Receive end of the Console interface
7 White-brown Twisted pair Unspecified
8 Brown Transmit end of the Console interface
Table 9-4 Technical specifications of the Ethernet cable
Item Specification
Connector Network Interface Connector, 8-Bit 8-Pin, Crystal Plug
Cable type Twisted-Pair Cable, 100 ohm,Category 5e UTP, 0.51 mm(0.0200 in.),
24AWG, 8 Cores, PANTONE 430U
Number of cores Eight
9.3 Clock Cables
The clock cables used on the ATN 950B include external clock cables and 120-to-75-ohm clock
cables.
9.3.1 External Clock Cables
On the ATN 950B, the external clock cables with RJ45 connectors are used to input and output
the external clock or time signals.
The external clock cables can be connected to the CLK and TOD interfaces on the ATN 950B.
Structure
Figure 9-8 shows the structure of the RJ45 connector used on the external clock cable.
ATN 950B Multi-service Access Equipment
Hardware Description 9 Cables
Issue 03 (2012-07-23) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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