Huawei DBS3900 Installation Manual page 106

About This Chapter
1.1 Health and Safety
1.2 Equipment Safety
1.3 Electromagnetic Field exposure
1.1 Health and Safety
1.1.1 Overview
1.1.2 Electrical Safety
1.1.3 Inflammable Environment
cbb000002_1_41.1.4 Working at Heights
1.1.5 Mechanical Safety
1.1.6 Bundling Signal Cables
1.1.1 Overview
Introduction
This section describes the safety precautions you must take before installing or maintaining
Huawei equipment.
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Issue (02)
To ensure safety of humans and the equipment, pay attention to the safety symbols on the
equipment and all the safety instructions in this document.
The "NOTE", "CAUTION", and "WARNING" marks in other documents do not
represent all the safety instructions. They are only supplements to the safety instructions.
Installation and maintenance personnel must understand basic safety precautions to avoid
hazards.
When operating Huawei equipment, in addition to following the general precautions in
this document, follow the specific safety instructions given by Huawei.
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Copyright © Huawei Technologies Co., Ltd.
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Safety
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