Figure 4-22 Bbu Alarm Cable; Table 4-18 Pin Assignment For The Wires Of The Bbu Alarm Cable - Huawei BBU3900 Hardware Description

BBU3900
Hardware Description

Figure 4-22 BBU alarm cable

(1) RJ-45 connector
Pin Assignment
Table 4-18

Table 4-18 Pin assignment for the wires of the BBU alarm cable

BBU
Alarm
Port
EXT-
ALM1
EXT-
ALM0
Issue 11 (2010-11-10)
describes the pin assignment for the wires of the BBU alarm cable.
Pin on the Wire
RJ45 Color
Connecto
r at One
End
X1.1 White and
orange
X1.2 Orange
X1.3 White and
green
X1.6 Green
X1.5 White and
blue
X1.4 Blue
X1.7 White and
brown
X1.8 Brown
X1.1 White and
orange
X1.2 Orange
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Copyright © Huawei Technologies Co., Ltd.
Wire Pin on the
Type RJ45
Connecto
r at the
Other
End
Twisted X2.1
pair
X2.2
Twisted X2.3
pair
X2.6
Twisted X2.5
pair
X2.4
Twisted X2.7
pair
X2.8
Twisted X2.1
pair
X2.2
4 BBU3900 Cables
Description
Boolean value input 4+
Boolean value input 4-
(GND)
Boolean value input 5+
Boolean value input 5-
(GND)
Boolean value input 6+
Boolean value input 6-
(GND)
Boolean value input 7+
Boolean value input 7-
(GND)
Boolean value input 0+
Boolean value input 0-
(GND)
4-23