Figure 7-42
BBU alarm cable
(1) RJ45 connector
Pin Assignment
shows the wire sequence of the BBU alarm cable.
Table 7-38
Pin assignment for the wires of the BBU alarm cable
BBU
Alarm
Port
Pin on the
RJ45
Connecto
r
Wire
Color
Wire
Type
Pin on the
RJ45
Connecto
r
Description
EXT-
ALM1
X1.1
White and
orange
Twisted
pair
X2.1
Boolean input 4+
X1.2
Orange
X2.2
Boolean input 4- (GND)
X1.3
White and
green
Twisted
pair
X2.3
Boolean input 5+
X1.6
Green
X2.6
Boolean input 5- (GND)
X1.5
White and
blue
Twisted
pair
X2.5
Boolean input 6+
X1.4
Blue
X2.4
Boolean input 6- (GND)
X1.7
White and
brown
Twisted
pair
X2.7
Boolean input 7+
X1.8
Brown
X2.8
Boolean input 7- (GND)
EXT-
ALM0
X1.1
White and
orange
Twisted
pair
X2.1
Boolean input 0+
X1.2
Orange
X2.2
Boolean input 0+
(GND)
X1.3
White and
green
Twisted
pair
X2.3
Boolean input 1+
X1.6
Green
X2.6
Boolean input 1- (GND)
X1.5
White and
blue
Twisted
pair
X2.5
Boolean input 2+
BTS3900C (Ver.C)
Hardware Description
7 BTS3900C Cables
Issue 03 (2013-05-27)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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