Yealink SIP-T40P - Page 182

User Guide for the SIP-T40P IP Phone
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Do not place the device on or near any inflammable or fire-vulnerable object, such
as rubber-made materials.

Keep the device away from any heat source or bare fire, such as a candle or an
electric heater.

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

Do not let a child operate the device without guidance.

Do not let a child play with the device or any accessory in case of accidental
swallowing.

Please use the accessories provided or authorized by the manufacturer only.

The power supply of the device shall meet the requirements of the input voltage of
the device. Please use the provided surge protection power socket only.

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.

Do not tread on, pull, or over-bend any cable in case of malfunction of the device.

During a thunderstorm, stop using the device and disconnect it from the power
supply. Unplug the power plug and the Asymmetric Digital Subscriber Line (ADSL)
twisted pair (the radio frequency cable) to avoid lightning strike.

If the device is left unused for a rather long time, disconnect it from the power
supply and unplug the power plug.

When there is smoke emitted from the device, or some abnormal noise or smell,
disconnect the device from the power supply, and unplug the power plug
immediately. Contact the specified maintenance center for repair.

Do not insert any object into equipment slots that is not part of the product or
auxiliary product.

Before connecting a cable, connect the grounding cable of the device first. Do not
disconnect the grounding cable until you disconnect all other cables.
Cleaning Requirements

Before cleaning the device, stop using it and disconnect it from the power supply.

Use a piece of soft, dry and anti-static cloth to clean the device.

Keep the power plug clean and dry. Using a dirty or wet power plug may lead to
electric shock or other perils.