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T 2 7 G- EN

Regulatory Notices

YEALINK(XIAMEN) NETWORK TECHNOLOGY CO.,LTD.

Web: www.yealink.com

Copyright©2019 YEALINK(XIAMEN) NETWORK 

TECHNOLOGY CO.,LTD.All rights reserved.

About Yealink

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 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.

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.

      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 

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)

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, The Netherlands

YEALINK (USA) NETWORK TECHNOLOGY CO., LTD.

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

Made in China

Summary of Contents for SIP-T27G

Page 1: ...Quick Start Guide V84 80 Yealink IP Phone SIP T27G www yealink com T27G Applies to firmware version 69 84 0 60 or later ...

Page 2: ... purchased separately The EXT port can also be used to connect the expansion module EXP20 For more information on how to use the EHS36 and EXP20 refer to Yealink EHS36 User Guide and Yealink EXP20 User Guide A B Assembling the Phone Note You can also mount the phone to a wall For more information on how to attach the wall mount bracket refer to Yealink Wall Mount Quick Installation Guide for Yeali...

Page 3: ...hat you use the Ethernet cable provided by Yealink If inline power PoE is provided you don t need to connect the power adapter Make sure the hub switch is PoE compliant Note The USB port can also be used to connect Bluetooth USB dongle BT40 BT41 or Wi Fi USB dongle WF40 WF50 The Bluetooth USB dongle BT40 BT41 or Wi Fi USB dongle WF40 WF50 should be purchased separately For more information on how ...

Page 4: ...address primary DNS address and secondary DNS address for the phone manually Press the Menu soft key when the phone is idle select Settings Advanced Settings default password admin Network WAN Port VLAN Web Server 802 1x VPN LLDP CDP NAT to configure the network Press the Menu soft key when the phone is idle select Settings Advanced Settings default password admin Accounts to configure the account...

Page 5: ...set or press the End Call soft key Press Press or the End Call soft key Press the End Call soft key Press to enter the Placed Calls list press or to select the desired entry and then press or the Send soft key Press twice when the phone is idle to dial out the last dialed number To resume the call do one of the following Press to mute the microphone during a call Press again to un mute the call If...

Page 6: ... the After Ring Time field 4 Press the Save soft key to accept the change 1 Press or the Conf soft key during an active call The call is placed on hold 2 Enter the number of the second party and then press the Send soft key 3 Press or the Conf soft key again when the second party answers All parties are now joined in the conference If there is more than one call on hold press or to select the desi...

Page 7: ...r a unique contact name in the Name field and contact numbers in the corresponding fields 2 Press or to select the desired contact press the Option soft key and then select Detail from the 2 Press or to select the desired contact press the Option soft key and then select Delete from the Customizing Your Phone Note You can add contacts from call history easily For more information refer to Call His...

Page 8: ...e 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...

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