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YEALINK(XIAMEN) NETWORK TECHNOLOGY CO.,LTD.

Web: www.yealink.com

Copyright©2019YEALINK(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)

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.

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 electrical 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 compliance 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, 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.

 Operating 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 device other than 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 following 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 subject 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 appareils 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 minimum 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 

Netherlands

YEALINK (USA) NETWORK TECHNOLOGY CO., LTD.

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

Made in China

About Yealink

Yealink is a global leading provider of enterprise communication and collaboration solutions, offering video conferencing service to worldwide enterprises. 

Focusing on research and development, Yealink also insists on innovation and creation. With the outstanding technical patents of cloud computing, audio, 

video and image processing technology, Yealink has built up a panoramic collaboration solution of audio and video conferencing by merging its cloud services 

with a series of endpoints products. As one of the best providers in more than 140 countries and regions including the US, the UK and Australia, Yealink ranks 
No.1 in the global market share of SIP phones shipments.

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.yelink.com) to submit all your technical issues.

Summary of Contents for T55A-Teams

Page 1: ...T55A Teams Edition Quick Start Guide V15 36 www yealink com Applies to firmware 58 15 0 36 or later...

Page 2: ...party accessories may result in reduced performance Assembling Your Phone Note You need to attach the wallmount button to the wallmount bracket first to hook the handset and prevent it from slipping T...

Page 3: ...ower or PoE A B Note The IP phone should be used with Yealink original power adapter 5V 1 2A only The use the of third party power adapter may damage the phone 5 Connect to the network AC Power PoE Po...

Page 4: ...Hardware Component Instructions Item 1 Power LED Indicator 2 Touch Screen 3 HEADSET Key 4 MUTE Key 5 Speakerphone Key 6 Volume Key 7 MESSAGE Key 8 Speaker 9 Keypad 10 USB2 0 port 1 2 3 4 5 6 7 8 9 10...

Page 5: ...ock Enable 4 Enter the lock PIN in the New PIN field 5 Enter the lock PIN again in the Confirm PIN field 6 Select a desired value in the Idle time out field 7 Tap to accept the change The phone will l...

Page 6: ...gain to un mute the microphone during a call To place a call on hold 1 Tap Place call on hold during an active call To resume the held call 1 Tap Resume Initiate a Conference Call You can initiate a c...

Page 7: ...search and then select the desired contact 3 After the party answers the call tap beside the transferred contact It prompts you whether to transfer the call or not 4 Tap OK to complete the transfer 5...

Page 8: ...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 Operating Requirements Before cleaning th...

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