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Safety Precautions
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. When operating
Huawei equipment, in addition to following the general precautions in this document, follow the specific safety
instructions given by Huawei. Huawei will not be liable for any consequences that are caused by the violation of
safety regulations and design, production, and usage standards.
Local Safety Regulations
When operating Huawei equipment, you must follow the local laws and regulations.
Personnel Requirements
1. Only trained and qualified personnel are allowed to install, operate, and maintain Huawei equipment, and they
must understand basic safety precautions.
2. You can modify default parameters only after being granted approval from Huawei technical support.
Symbols
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Alerts you to a potentially hazardous situation that could, if not avoided, result in equipment damage, data loss,
performance deterioration, or unanticipated results.
Provides additional information to emphasize or supplement important points in the main text.
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Precautions
Human Safety
1. To prevent electric shocks, get the tool insulated and wear insulation gloves when connecting cables.
2. In case of fire, use a dry power fire extinguisher to put out the fire. Using a fluid fire extinguisher may cause
electric shocks.
Device Safety Requirements
Do not move the heavy object by holding its mounting brackets, front panel, or terminal cover. When you move
heavy objects, see the transportation safety requirements.
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Copyright © Huawei Technologies Co., Ltd. 2013. All rights reserved.
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< 18 kg (< 40 lb) 18–32 kg (40–70 lb) 32–55 kg (70–120 lb) > 55 kg (> 120 lb)