3.5.6 Clock Cable (External Clock Mode, Delivery-Ready)
This section describes the structure and technical specications of the clock cable.
Introduction
The external clock cables can be connected to the CLK, and CLK/TOD interfaces on
an device.
Structure
The 120-ohm trunk cable adopts the RJ45 connector. Figure 3-67 shows the
structure of the 120-ohm trunk cable.
Figure 3-67 120-ohm trunk cable
Pin Assignment
Table 3-240 Pin assignments of the 120-ohm trunk cable
Start Point
End Point Color Relation
1 4 White Pair
2 5 Blue
3 6 Orange -
4 1 White Pair
5 2 Green
6 3 Brown -
HUAWEI NetEngine 8000 F
Hardware Guide 3 Hardware Description
Issue 05 (2023-03-31) Copyright © Huawei Technologies Co., Ltd. 324
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