Safety Precautions - Huawei EchoLife HG520b User Manual

Safety Precautions

For safety purposes, carefully read through these safety precautions and
observe them during operation.
Basic requirements
Keep the device dry during storage, transportation, and operation of
the device.
Prevent collision of the device with other objects during storage,
transportation, and operation of the device.
Do not attempt to dismantle the device. In case of any fault, contact
the authorized maintenance center for assistance or repair.
Without prior written consent, no organization or individual is
permitted to make any change to the structure, safety, and
performance design of the device.
While using the device, observe all applicable laws, directives and
regulations, and respect the legal rights of other people.
Environmental Requirements
Place the device in a well-ventilated place. Do not expose the
device to direct sunlight.
Keep the device clean, free of dust and stain.
Do not place the device near a water source or in a damp area.
Place the device on a stable surface.
Do not place any object on the top of the device. Reserve a
minimum space of 10 cm at the four sides and on the top of the
device for heat dissipation.
Do not place the device on or near inflammable materials such as
foam.
Keep the device away from heat source or fire, such as a radiator or
a candle.
Keep the device away from any household appliances with strong
magnetic field or electric field, such as microwave oven, refrigerator,
or mobile phone.
Operation Requirements
Do not allow children to play with the device or accessories.
Swallowing the accessories may be fatal.