1Warnings and Precautions

Warnings and Precautions

1Warnings and Precautions

To use the device properly and safely, read these warnings and precautions carefully and strictly observe them during operation. Unless otherwise specified, the term "device" refers to the device and its accessories.

Basic Requirements

zDuring storage, transportation, and operation of the device, keep it dry and prevent it from colliding with other objects.

zDo not dismantle the device. In case of any fault, contact an authorized service center for assistance or repair.

zWithout authorization, no organization or individual can change the mechanical, safety, or performance design of the device.

zWhen using the device, observe all applicable laws and regulations and respect the legal rights of other people.

Environmental Requirements for Using the Device

zBefore connecting and disconnecting cables, stop using the device, and then disconnect it from the power supply. Ensure that your hands are dry during operation.

zKeep the device far from sources of heat and fire, such as a heater or a candle.

zKeep the device far from electronic appliances that generate strong magnetic or electric fields, such as a microwave oven or a refrigerator.

zPlace the device on a stable surface.

zPlace the device in a cool and well-ventilated indoor area. Do not expose the device to direct sunlight. Use the device in an area with a temperature ranging from 0°C to 40°C.

zDo not block the openings on the device with any object. Reserve a minimum space of 10 cm around the device for heat dissipation.

zDo not place any object (such as a candle or a water container) on the device. If any foreign object or liquid enters the device, stop using the device immediately, power it off, remove all the cables connected to it, and then contact an authorized service center.

zDuring thunderstorms, power off the device, and then remove all the cables connected to it to prevent it from getting damaged due to lightning strikes.

Precautions for Using Wireless Devices

zWhen using the device, ensure that the antenna of the device is at least 20 cm away from all persons.

zDo not use the device where using wireless devices is prohibited or may cause interference or danger.

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Huawei HG552a1 manual Warnings and Precautions, Basic Requirements, Environmental Requirements for Using the Device