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Regulatory Notices

Operating Ambient Temperatures

•  Operating temperature: +14 to 122°F (-10 to 50°C)
•  Relative humidity: 5% to 90%, noncondensing
•  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 

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 

 

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.

• Please refer to the relevant laws and statutes while using the device. 

Legal rights of others should be respected as well.

 Environmental Requirements

• Place the device at a well-ventilated place. Do not expose the device 

under direct sunlight.

• Keep the device dry and free of dusts.
• Place the device on a stable and level platform.
• Please place no heavy objects on the device in case of damageand 

deformation caused by the heavy load.

• Keep at least 10 cm between the device and the closest object for 

heat dissipation.

• 

object, such as rubber-made materials.

• 

candle or an electric heater.

• Keep  the  device  away  from  any  household  appliance  with  strong 

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. Pleaseusethe 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 

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 

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.

 ENVIRONMENTAL RECYCLING 

Never dispose of the device with domestic waste

Ask your Town Council about how to dispose of it 
in an environmentally friendly way. The cardboarc 
box, plastic packaging and player components may 
be recycled in accordance with prevailing recycling 
regulations in your country. 
Always adhere to prevailing regulations

in accordance with the law. The crossed out garbage 
can that appears on the device means that when it 
has reached the end of its useful life, it should be 
taken to a special waste disposal centre and treated 
separately to general urban waste.

Troubleshooting

The unit cannot supply power to Yealink device.
There is a bad connection with the plug.
1.  Clean the plug with a dry cloth.
2.  Connect it to another wall outlet.
The usage environment is out of operating temperature range.
1.  Use in the operating temperature range.
The cable between the unit and the Yealink device is connected incorrectly.
1.  Connect the cable correctly.
You cannot connect the cable properly.
1.  You may have connected a wrong Yealink device.
2.  Use the correct power supply.
Some dust, etc., may be in the port.
1.  Clean the port.
Contact your dealer or authorized service facility for any further questions.

Contact Information

YEALINK NETWORK TECHNOLOGY CO.,LTD.

309, 3rd Floor, No.16, Yun Ding North Road, Huli District, Xiamen City, Fujian, 
P.R.C

YEALINK (EUROPE) NETWORK TECHNOLOGY B.V.

Netherlands

YEALINK (USA) NETWORK TECHNOLOGY CO., LTD.

999 Peachtree Street Suite 2300, Fulton, Atlanta, GA, 30309, USA

Made in China

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