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Applicable to all types of BTSs/NodeBs manufactured by Huawei, the EMU is used to monitor
the environment in the equipment room.
The sensors provided by Huawei can be used directly. The sensors not provided by Huawei can
be used only if their specifications meet the requirements.
This describes how to install the EMU.
The installation methods of the sensors provided by Huawei are described here. For the sensors
not provided by Huawei, see their respective instructions during installation.
This describes how to commission the EMU.
This describes the solutions to common faults in the EMU.
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.
Organization
EMU
User Guide
2
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 13 (2009-12-30)