Huawei EchoLife HG520s, Руководство пользователя

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Safety Precautions
General Requirements:
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Before you install and use the device, read these safety precautions
carefully and observe them during operation.
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During storage, transportation and operation of the device, keep the
device dry.
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During storage, transportation and operation of the device, avoid
collision and crash of the device.
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Never attempt to dismantle the device by yourself. In case of any
fault, contact the appointed maintenance center for repair.
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Without prior written consent, no organization or individual is
permitted to make any change to the structure or safety design of
the device. Huawei Technologies Co., Ltd. is not liable to any
consequences or legal issues due to such changes.
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While using the device, observe all applicable laws, directives and
regulations, and respect the legal rights of other people.
Environmental Requirements:
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Place the device at a well-ventilated place. Do not dispose the
device to direct sunlight.
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Keep the device clean and free of dusts.
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Place the device on a stable platform.
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Do not place any object on top of the device. Otherwise, the device
may be too hot during operation. It can even be deformed or
damaged by the heavy load.
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Keep at least 10 cm between the device and the closest object for
heat dissipation.
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Do not place the device on or near any object that can easily catch
fire, such as something made of rubber.
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Keep the device far away from any heat source or bare fire, such as
a candle or an electric heater.
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Keep the device far away from any household appliance with strong
magnetic field or electromagnetic field, such as a microwave oven
or a refrigerator.