Safety Precautions; Overview; Local Safety Regulations; Grounding Requirements - Huawei TP48200A-D17B3 Troubleshooting Manual

TP48200A-D17B3
Troubleshooting Guide

1.1 Overview

To minimize risk of personal injury and damage to equipment, read and follow all the
precautions in this document before performing any installation or maintenance. The "NOTE",
"CAUTION", and "WARNING" marks in other documents do not represent all the safety
instructions. They are only supplements to the safety instructions. Only trained and qualified
personnel are allowed to install, operate, and maintain Huawei equipment and basic safety
precautions must be employed to avoid hazards.
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. Huawei will not be liable for any
consequences caused by the violation of the safety operation regulations and design,
production, and usage standards.

1.2 Local Safety Regulations

When operating Huawei equipment, you must follow the local laws and regulations. The
safety instructions in this document are only supplements to the local laws and regulations.

1.3 Grounding Requirements

Equipment to be grounded must meet the following requirements:
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Issue 03 (2013-05-06)
The safety precautions described in this section are also applicable to other Huawei equipment.
When installing the device, always make the ground connection first and disconnect it at
the end.
Do not damage the ground conductor or operate the device in the absence of a properly
installed ground conductor. Conduct the electrical inspection carefully.
The device (or system) must be connected permanently to the protection ground before
an operation.
Before operating the device, check the electrical connection of the device to ensure that
it is securely grounded.
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Safety Precautions

1 Safety Precautions
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