Huawei BBU3900 - BBU Alarm Cable; Figure 4-21 Monitoring Signal Cable between the CMUA and the BBU; Table 4-17 Pin Assignment for the Wires of the Monitoring Signal Cable between the CMUA and the BBU

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Figure 4-21 Monitoring signal cable between the CMUA and the BBU

(1) RJ-45 connector

Pin Assignment

Table 4-17 describes the pin assignment for the wires of the monitoring signal cable between

the CMUA and the BBU.

Table 4-17 Pin assignment for the wires of the monitoring signal cable between the CMUA and

the BBU

X1 End X2 End Wire Color Wire Type

X1.1 X2.1 White Twisted pair

X1.2 X2.2 Orange

X1.3 X2.3 White Twisted pair

X1.6 X2.6 Green

X1.5 X2.5 White Twisted pair

X1.4 X2.4 Blue

X1.7 X2.7 White Twisted pair

X1.8 X2.8 Brown

4.16 BBU Alarm Cable

The BBU alarm cable transmits alarm signals from an external alarm device to the BBU.

Exterior

The BBU alarm cable has an RJ-45 connector at each end, as shown in Figure 4-22. However,

an RJ-45 connector at one end may be removed, and an appropriate terminal may be added

according to the field requirements.

4 BBU3900 Cables

BBU3900

Hardware Description

4-22 Huawei Proprietary and Confidential

Issue 11 (2010-11-10)

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