Pin Assignment
describes the pin assignment for the wires of the alarm cable.
Table 3-13
Pin assignment for the wires of the alarm cable for the BTS3902E
X1
X2
Color
Description
Port on the X2
End
X1.1
X2.1
Blue and white
Twisted pair
SWITCH_H1
X1.6
X2.2
Blue
GND
X1.2
X2.3
Orange and white
Twisted pair
SWITCH_H2
X1.7
X2.4
Orange
GND
X1.3
X2.5
Green and white
Twisted pair
SWITCH_H3
X1.8
X2.6
Green
GND
X1.4
X2.7
Brown and white
Twisted pair
SWITCH_H4
X1.9
X2.8
Brown
GND
X1.11
X2.9
Blue and red
Twisted pair
PSU 485 TX-
X1.12
X2.10
Blue
PSU 485 TX+
X1.13
X2.11
Orange and red
Twisted pair
PSU 485 RX-
X1.14
X2.12
Orange
PSU 485 RX+
X1.Shield
-
-
Shield
-
3.5 FE/GE Fiber Optic Cable
A fast Ethernet or gigabit Ethernet (FE/GE) fiber optic cable transmits fiber signals between a
BTS3902E and a transmission device. The maximum length of a FE/GE fiber optic cable is 20
m (65.61 ft). This cable is optional.
Exterior
The FE/GE fiber optic cable has a round connector at one end and DLC connectors at both ends,
as shown in
.
BTS3902E WCDMA
Hardware Description
3 BTS3902E Cables
Issue 09 (2014-05-16)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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