Bbu Alarm Cable - Huawei BTS3900C Hardware Description

BTS3900C (Ver.C)
Hardware Description
Figure 7-41 HEUB-BBU monitoring signal cable
(1) RJ45 connector
Cable Description
Table 7-37
cable.
Table 7-37 Pin assignment for the wires of the HEUB-BBU monitoring signal cable
X1 End
X1.1
X1.2
X1.3
X1.6
X1.5
X1.4
X1.7
X1.8

7.8.5 BBU Alarm Cable

A BBU alarm cable transmits alarm signals from external alarm equipment to a BBU. The
maximum length of a BBU alarm cable is 20 m (65.62 ft).
Exterior
The BBU alarm cable has an RJ45 connector at each end, as shown in
connector at one end, however, may be removed and an appropriate terminal may be added
according to the field requirements.
Issue 03 (2013-05-27)
describes the pin assignment for the wires of the HEUB-BBU monitoring signal
X2 End
X2.1
X2.2
X2.3
X2.6
X2.5
X2.4
X2.7
X2.8
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Color
White
Orange
White
Green
White
Blue
White
Brown
Figure
7 BTS3900C Cables
Type
Twisted pair
Twisted pair
Twisted pair
Twisted pair
7-42. One RJ45
167