User Guide

Yealink EXP40 User Guide
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If you leave this field blank, the LCD screen of the EXP40 expansion module will display the
default label “DND”.
4. Click Confirm to accept the change.
ReCall
You can configure an Ext key as the ReCall key. Then you can place a call back to the caller of the
last incoming call by pressing the ReCall key when the phone is idle.
To configure an Ext key as the ReCall key:
1. Click on Dsskey->Ext Key.
2. In the desired Ext key field, select ReCall from the pull-down list of Type.
3. Enter the desired value in the Label field or leave it blank.