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Safety instructions
Operating Ambient Temperatures
⚫ Operating temperature: +14 to 122°F (-10 to 50°C)
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Relative humidity: 5% to 90%, noncondensing
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Storage temperature: -22 to +160°F (-30 to +70°C)
Warranty
Our product warranty is limited only to the unit itself, when used normally in accordance with the operating instructions and
the system environment. We are not liable for damage or loss resulting from the use of this product, or for any claim from a
third party. We are not liable for problems with Yealink device arising from the use of this product; we are not liable for
financial damages, lost profits, claims from third parties, etc., arising from the use of this product.
DC symbol
is the DC voltage symbol.
Restriction of Hazardous Substances Directive (RoHS)
This device complies with the requirements of the EU RoHS Directive. Statements of compliance can be obtained by
contacting support@yealink.com.
Safety Instructions
Save these instructions. Read these safety instructions before use!
The following basic safety precautions should always be followed to reduce risk of fire, electrical shock, and other personal
injury.
General Requirements
⚫ Before you install and use the device, read the safety instructions carefully and observe the situation during operation.
⚫ During the process of storage, transportation, and operation, please always keep the device dry and clean.
⚫ During the process of storage, transportation, and operation, please avoid collision and crash of the device.
⚫ Please attempt not to dismantle the device by yourself. In case of any discrepancy, please contact the appointed
maintenance center for repair.
⚫ Without prior written consent, no organization or individual is permitted to make any change to the structure or the
safety design of the device. Yealink is under no circumstance liable to consequences or legal issues caused by such
changes.
⚫ lease
refer to the relevant laws and statutes while using the device. Legal rights of others should be respected as well.
Environmental Requirements
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Place the device at a well-ventilated place. Do not expose the device under direct sunlight.
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Keep the device dry and free of dusts.
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Place the device on a stable and level platform.
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Please place no heavy objects on the device in case of damageand deformation caused 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 inflammable or fire-vulnerable object, such as rubber-made materials.
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Keep the device away from any heat source or bare fire, such as a candle or an electric heater.
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Keep the device away from any household appliance with strong magnetic field or electromagnetic field, such as a
microwave oven or a refrigerator.
Operating Requirements
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Do not let a child operate the device without guidance.
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Do not let a child play with the device or any accessory in case of accidental swallowing.
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Please use the accessories provided or authorized by the manufacturer only.
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The power supply of the device shall meet the requirements of the input voltage of the device. Pleaseusethe provided
surge protection power socket only.
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Before plugging or unplugging any cable, make sure that your hands are completely dry.
⚫
Do not spill liquid of any kind on the product or use the equipment near water, for example, near a bathtub, washbowl,
kitchen sink, wet basement or near a swimming pool.
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