Accessory Requirements - Huawei HG630 Quick Start Manual

 Without authorization, no organization or individual can change the mechanical, safety, or
performance design of the device.
 When using the device, observe all applicable laws and regulations and respect the legal
rights of other people.
Environmental Requirements for Using the Device
 Before connecting and disconnecting cables, stop using the device, and then disconnect it
from the power supply. Ensure that your hands are dry during operation.
 Keep the device far from sources of heat and fire, such as a heater or a candle.
 Keep the device far from electronic appliances that generate strong magnetic or electric
fields, such as a microwave oven or a refrigerator.
 Place the device on a stable surface.
 Place 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.
 Do not block the openings on the device with any object. Reserve a minimum space of 10
cm around the device for heat dissipation.
 Do 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.
 During 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
 When using the device, ensure that the antenna of the device is at least 20 cm away from all
persons.
 Do not use the device where using wireless devices is prohibited or may cause interference
or danger.
 The radio waves generated by the device may interfere with the operation of electronic
medical devices. If you are using any electrical medical device, contact its manufacturer
for the restrictions on the use of the device.
 Do not take the device into operating rooms, intensive care units (ICUs), or coronary care
units (CCUs).
Areas with Inflammables and Explosives
 Do not use the device where inflammables or explosives are stored, for example, in a gas
station, oil depot, or chemical plant. Otherwise, explosions or fires may occur. In addition,
follow the instructions indicated in text or symbols.
 Do not store or transport the device in the same box as inflammable liquids, gases, or
explosives.

Accessory Requirements

 Use only the accessories supplied or authorized by the device manufacturer. Otherwise, the
performance of the device may get affected, the warranty for the device or the laws and
regulations related to telecommunications terminals may become null and void, or an
injury may occur.
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