T 5 7 W- E N
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)
Warranty
Our product warranty is limited only to the unit itself, when used normally
in accordance with the operating instructions and the system envir-
onment. 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 prob-
lems 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.
Explanation of the symbols
DC symbol
is the DC voltage symbol.
WEEE Warning symbol
To avoid the potential effects on the environment and human health as a result of the
presence of hazardous substances in electrical and electronic equipment, end users of elec-
trical and electronic equipment should understand the meaning of the crossed-out wheeled bin
symbol. Do not dispose of WEEE as unsorted municipal waste and have to collect such
WEEE separately.
Restriction of Hazardous Substances Directive (RoHS)
This device complies with the requirements of the EU RoHS Directive. Statements of com-
pliance can be obtained by contacting [email protected].
Safety Instructions
Save these instructions. Read these safety instructions before use
！
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,avoid collision and crash.
* Please attempt not to dismantle the device by yourself. In case of any discrepancy, please
contact the appointed maintenance center for repair.
* 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.
* 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.
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.
* 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, dis-
connect 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 dis-
connect the grounding cable until you disconnect all other cables.
Cleaning Requirements
* Before cleaning the device, 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.
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.
FCC Statement
This device complies with part 15 of the FCC Rules. Operation is subject to the fol-
lowing
two conditions: (1) this device may not cause harmful interference, and (2) this device
must accept any interference received, including interference that may cause
undesired operation.
Any Changes or modifications not expressly approved by the party responsible for
compliance could void the user's authority to operate the equipment.
IC Statement
This device complies with Industry Canada’s licence-exempt RSSs. Operation is sub-
ject to the following two conditions:
(1) this device may not cause interference; and
(2) this device must accept any interference, including interference that may cause
undesired operation of the device. CAN ICES-3(B)
Le présent appareil est conforme aux CNR d’Industrie Canada applicables aux appar-
eils radio exempts de licence. L’exploitation est autorisée aux deux conditions
suivantes :
(1) l’appareil ne doit pas produire de brouillage;
(2) l’utilisateur de l’appareil doit accepter tout brouillage radioélectrique subi, même si le
brouillage est susceptible d’en compromettre le fonctionnement.NMB-3(B)
Radiation Exposure Statement
This equipment complies with FCC and IC radiation exposure limits set forth for an
uncontrolled environment. This equipment should be installed and operated with min-
imum distance 20cm between the radiator and your body.
Cet émetteur ne doit pas être Co-placé ou ne fonctionnant en même temps qu'aucune
autre antenne ou émetteur. Cet équipement devrait être installé et actionné avec une
distance minimum de 20 centimètres entre le radiateur et votre corps.
Contact Information
YEALINK NETWORK TECHNOLOGY CO.,LTD.
309, 3rd Floor, No.16, Yun Ding North Road, Huli District, Xiamen City, Fujian, P.R.
China
YEALINK (EUROPE) NETWORK TECHNOLOGY B.V.
Strawinskylaan 3127, Atrium Building, 8th floor, 1077ZX Amsterdam, The Neth-
erlands
YEALINK (USA) NETWORK TECHNOLOGY CO., LTD.
999 Peachtree Street Suite 2300, Fulton, Atlanta, GA, 30309, USA
Made in China
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.
Web: www.yealink.com Copyright©2019 YEALINK(XIAMEN) NETWORK
TECHNOLOGY CO.,LTD.All rights reserved
