Figure 5-113 Fan box cascade signal cable
(1) RJ-45 connector
Pin Assignment
Table 5-76 describes the pin assignment of the fan box cascade signal cable.
Table 5-76 Pin assignment of the fan box cascade signal cable
X1 End X2 End Color Type
X1.1 X2.1 White Twisted pair cable
X1.2 X2.2 Orange
X1.3 X2.3 White Twisted pair cable
X1.6 X2.6 Green
X1.5 X2.5 White Twisted pair cable
X1.4 X2.4 Blue
X1.7 X2.7 White Twisted pair cable
X1.8 X2.8 Brown
5.8.6 Monitoring Signal Cable for the EMU
The monitoring signal cable for the EMU transmits monitoring signals from the EMU to the
BBU.
Exterior
Figure 5-114 shows the monitoring signal cable for the EMU.
BTS3900
Hardware Description 5 BTS3900 Cables
Issue 04 (2011-02-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
5-85
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