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About us

Founded in 2001, Yealink, a leading provider of VoIP Phone and IP communication solutions, has been focusing on VoIP 

products characterized by reliable quality, easy deployment and affordable price for more than a decade. Today, 

customers from over 140 countries rely on Yealink as the backbone of global collaboration to extend the value of 

network communications.  

More about Yealink

Since 2001, Yealink has continued to develop state-of-the art, hi-tech VoIP communication terminals that include IP 

video phones, IP phones and USB phones. With a worldwide market in more than 140 countries, the company has also 

established a first-class international service network. 

Our priorities are quality, functionality, ease-of-use, customer support and competitive pricing. To provide new solutions 

for the future in this fast-evolving sector, Yealink’s large, talented and highly-experienced VoIP R&D team is totally 

committed to the pursuit of excellence.

To date, we have passed more than 80 interoperability tests and meet certification requirements set by leading VoIP 

system and platforms. Yealink works in close partnership with T-Mobile, Telefonica, Portugal Telecom and other leading 

telecommunication service providers.

YEALINK(XIAMEN) NETWORK TECHNOLOGY CO.,LTD.

Web: www.yealink.com

Addr: 309, 3th Floor, No.16, Yun Ding North Road, Huli 

        District, Xiamen City, Fujian, P.R. China

Copyright©2016Yealink Inc.All right reserved.

Summary of Contents for EXP40

Page 1: ...Quick Start Guide V16 3 www yealink com EXP40 LCD Expansion Module...

Page 2: ...shown below 1 Connect the EXP40 and the phone using the supplied screws and connecting sheet as shown below Wallmount Bracket Optional 1 Packaging Contents The following items are included in your pa...

Page 3: ...nnecting cord If you want to connect another module connect the Ext out jack of the first module and the Ext in jack of the second module using a connecting cord 2 Connecting two Modules Note The T48S...

Page 4: ...low Connecting Cord Attach the stand or the optional wall mount bracket as shown below 3 Note You can connect six modules at most You just need to connect the Ext in jack of the previous module and th...

Page 5: ...Enter the desired value in the Label field 4 Click Confirm to accept the change When there is an incoming call you can press the forward key to forward the incoming call to the pre defined destination...

Page 6: ...line from the pull down list of Line 6 Click Confirm to accept the change If you press the directed pickup key when the specific phone number receives an incoming call the call is answered on your pho...

Page 7: ...connect to the operator or the secretary more quickly by pressing the intercom key in an office environment Speed Dial 1 Click on DSSKey Ext Key 2 In the desired DSS key field select Speed Dial from...

Page 8: ...has also established a first class international service network Our priorities are quality functionality ease of use customer support and competitive pricing To provide new solutions for the future...

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