User Guide

Configuring the Yealink EXP20 LCD Expansion Module
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4. Select the desired contact group from the pull-down list of Line.
5. Click Confirm to accept the change.
XML Group
You can configure an Ext key as the XML group key. If you press the XML group key when the
phone is idle, the phone will automatically download the corresponding phonebook from the
server and display phonebook entries on the LCD screen of the phone. To use this key feature,
you need to configure the remote phonebook on the phone in advance.
To configure an Ext key as the XML group key:
1. Click on Dsskey->Ext Key.
2. In the desired Ext key field, select XML Group from the pull-down list of Type.
3. Enter the desired value in the Label field or leave it blank.
If you leave this field blank, the LCD screen of the EXP20 LCD expansion module will
display the default label “the selected XML group name” (e.g., Sales).