11 Indoor Scenario with DC Power Supply
(BBU Installed on a Wall)
About This Chapter
This chapter describes the procedures for installing the BBU, DCDU-03B, and related cables
on an indoor wall.
11.1 Installation Clearance Requirements
In an indoor scenario with DC power supply, a BBU and DCDU-03B can be installed on a wall.
In this case, the DCDU-03B supplies power to the BBU.
11.2 Installation Process
In an indoor wall-mounted scenario, you must install components and related cables on a wall.
11.3 Installing Components on a Wall
In an indoor wall-mounted scenario, a BBU and DCDU-03B are installed on a wall.
11.4 Installing Cables
This section describes the procedures and precautions to be taken for installing PGND cables,
power cables, transmission cables, monitoring signal cables or alarm cables, and CPRI cables
in an indoor wall-mounted scenario for a DBS3900.
11.5 Installation Checklist
Check the installation items, installation environment, and cable-related items after the cabinets
and devices are all installed.
11.6 Power-On Check
Before a DBS3900 starts operating, you must check the power-on status of the cabinet and
components in it.
DBS3900 (Ver.B)
Installation Guide
11 Indoor Scenario with DC Power Supply (BBU Installed
on a Wall)
Issue 06 (2011-09-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
369
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