ZTE Corporation ZXHNH267N Manual Do Utilizador
C h a p t e r
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Safety Precautions
Usage Cautions
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Read all the safety cautions carefully before using the device.
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Only use the accessories included in the package, such as power supply adapter and battery.
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Do not extend the power cord, otherwise the device will not work.
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The power supply voltage must meet the requirements of the device input voltage (The voltage
fluctuation range is less than 10%).
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Keep the power plug clean and dry to prevent any risk of electric shock or other dangers.
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Disconnect all the cables during a lightning storm to prevent the device from damage.
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Power off and unplug the power plug when the device is not in use for a long time.
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Do not attempt to open the covers of the device. It is dangerous to do so when the device is powered
ON.
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Do not directly stare at the optical interface to prevent any eye injuries.
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Power off and stop using the device under the conditions such as, abnormal sound, smoke, and
strange smell. Contact the service provider for maintenance if the device is faulty.
Environment Requirements
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Ensure proper ventilation to the device. Place the device away from direct sunlight.
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Keep the device ventilated and dry. Never spill any liquid on the device.
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Do not place any object on the device to prevent any deformation or damage to the device.
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Do not place the device near any source of heat or water.
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Keep the device away from any household appliances with strong magnetic or electric fields, such as
microwave oven and refrigerator.
Cleaning Requirements
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Before cleaning, power off the device, and unplug all the cables connected to the device, such as
power cable, optical fiber, and Ethernet cable.
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Do not use any liquid or spray to clean the device. Use a soft dry cloth.
Environment Protection
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Do not dispose the device or battery improperly.
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Observe the local regulations about the equipment disposal or treatment.
Environmental Information
The equipment you purchased has required the extraction and use of natural resources for its
production. It may contain substances that are hazardous to people’s health and to the environment. To
production. It may contain substances that are hazardous to people’s health and to the environment. To