Monitoring Signal Cable For The Door Status Sensor; Monitoring Signal Cable For The Surge Protection Box; Gps Clock Signal Cable - Huawei BTS3900C Hardware Description

BTS3900C (Ver.C)
Hardware Description
X1 End
X1.8

7.8.7 Monitoring Signal Cable for the Door Status Sensor

The monitoring signal cable for the door status sensor is used by the door status sensor to report
the door status to the HEUB.
Exterior
A monitoring signal cable for the door status sensor consists of two bare wires, as shown in
Figure
Figure 7-44 Monitoring signal cable for the door status sensor

7.8.8 Monitoring Signal Cable for the Surge Protection Box

The monitoring signal cable for the surge protection box transmits information about the AC
surge protection box to the HEUB.
Exterior
The monitoring signal cable for the surge protection box consists of two bare wires, as shown
in Figure
Figure 7-45 Monitoring signal cable for the surge protection box

7.8.9 GPS Clock Signal Cable

The GPS clock signal cable is used to transmit GPS clock signals from the GPS antenna system
to the BBU. The GPS clock signals serve as the clock reference of the BBU. This cable is
optional.
Exterior
The GPS clock signal cable has an SMA male connector at one end and an N-type female
connector at the other end, as shown in
Issue 03 (2013-05-27)
X2 End
X2.8
7-44.
7-45.
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Copyright © Huawei Technologies Co., Ltd.
Color
Brown
Figure 7-46.
7 BTS3900C Cables
Type
170