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Technical Support
Visit Yealink WIKI (http://support.yealink.com/) for the latest firmware, guides, FAQ, Product documents, and more. For better service,
we sincerely recommend you to use Yealink Ticketing system (https://ticket.yealink.com) to submit all your technical issues.
Yealink (Stock Code: 300628) is a global-leading provider of Unified Communication & Collaboration Solutions specialized in video
conferencing, voice communications, and collaboration, dedicated to helping every person and organization embrace the power of
"Easy Collaboration, High Productivity".
With best-in-class quality, innovative technology, and user-friendly experiences, Yealink is one of the best providers in more than
140 countries and regions, ranks No.1 in the global market share of IP Phone, and is the Top 5 leader in the video conferencing
market (Frost & Sullivan, 2021).
For more information about Yealink, click here.
YEALINK(XIAMEN) NETWORK TECHNOLOGY CO., LTD.
Web: www.yealink.com
Copyright©2022 YEALINK(XIAMEN) NETWORK
TECHNOLOGY CO., LTD.All rights reserved.
Regulatory Notices
Operating Ambient
Temperatures
Operating temperature: +32 to 104°F (0 to 40°C)
Relative humidity: 5% to 90%, noncondensing
Storage temperature: -22 to +160°F (-30 to +70°C)
W
arranty
O
ur 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
lia
ble 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
pa
rties, etc., arising from the use of this product.
DC symbol
is the DC voltage symbol.
Restriction of Haza
rdous 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.
Sa
fety Instructions
S
ave 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.
• 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.
such as rubber-made materials.
an electric heater.
• Keep the device away from any household appliance with strong magnetic
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
• Do not tread on, pull, or over-bend any cable in case of malfunction of th
e
device.
• During a thunderstorm, stop using the device and disconnect it from th
e
power supply. Unplug the power plug and the Asymmetric Digital Subscr
iber
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 o
r
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.
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 powe
r
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 play
er components
may be recycled in accordance with prevailing recycling regulations in
your country.
Always adhere to prevailing regulations
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.
Strawinskylaan 3127, Atrium Building, 8th floor, 1077ZX Amsterdam, Th
e
Netherlands
YEALINK (USA) NETWORK TECHNOLOGY CO., LTD.
999 Peachtree Street Suite 2300, Fulton, Atlanta, GA, 30309, USA
Made in China
About Yealink
Before cleaning the device, stop using it and disconnect it from the power supply.
Do not place the device on or near any inflammable or fire-vulnerable object,
Keep the device away from any heat source or bare fire, such as a candle or
field or electromagnetic field, such as a microwave oven or a refrigerator.
Those who fail to do so may be fined or prosecuted in accordance with
9

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