can also perform operations such as the board reset, power-off reset, operation start, self-test,
loopback test, parameter management, and antenna mode configuration.
The RRU configurations involve adding or removing a ring, displaying in-position boards,
detecting in-position boards, setting and canceling a breakpoint.
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
.
Italic
Book titles are in
italics
.
Courier New
Examples of information displayed on the screen are in
Courier New.
Command Conventions
The command conventions that may be found in this document are defined as follows.
DBS3900 GSM
Site Maintenance Terminal User Guide
About This Document
Issue 02 (2011-03-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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