This section describes the cabinet, power system, transmission system, CPRI port, and
monitoring system configurations of the BTS3900, and provides reference for planning and
deploying the BTS3900.
This describes the components of the BTS3900, which are the BBU3900, RFUs, DCDU-01,
FAN unit, DC/DC power system, AC/DC power system and optional modules. The AC/DC
power system is configured in the BTS3900 cabinet (220 V); the DC/DC power system is
configured in the BTS3900 cabinet (+24 V).
This chapter describes the BTS3900 cables. The BTS3900 cables consist of the PGND cable,
power cable, transmission cable, CPRI cable, signal cable, and RF cable.
This chapter describes the auxiliary equipment of the BTS3900.
Conventions
Symbol Conventions
The symbols that may be found in this document are defined as follows.
Symbol
Description
Indicates a hazard with a high level of risk, which if not
avoided, will result in death or serious injury.
Indicates a hazard with a medium or low level of risk, which
if not avoided, could result in minor or moderate injury.
Indicates a potentially hazardous situation, which if not
avoided, could result in equipment damage, data loss,
performance degradation, or unexpected results.
Indicates a tip that may help you solve a problem or save
time.
Provides additional information to emphasize or supplement
important points of the main text.
General Conventions
The general conventions that may be found in this document are defined as follows.
Convention
Description
Times New Roman
Normal paragraphs are in Times New Roman.
Boldface
Names of files, directories, folders, and users are in
boldface
. For example, log in as user
root
.
About This Document
BTS3900
Hardware Description
iv
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 04 (2011-02-15)