Yealink EXP20 User Manual

Configuring the Yealink EXP20 LCD Expansion Module
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If you leave this field blank, the LCD screen of the EXP20 LCD expansion module will
display the default label “Switch”. The default label of key 21 is “List 2”.
4. Click Confirm to accept the change.
You can configure an Ext key as the line key. You can press this key to enter the
pre-dialing screen when the phone is idle. You can also press this key to place a new
call during an active call, and then the original call is placed on hold. For more
information on using the line key, refer to Using the Line Key on page 41.
To configure an Ext key as the line key:
1. Click on DSSKey->Ext Key.
2. In the desired Ext key field, select Line 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 extension number of the selected line (e.g., 1001).

Yealink EXP20 Specifications

General

Handset type	-
Product type	IP Phone
Product color	Black
Backlight display	Yes
Display resolution	160 x 320 pixels
Lines quantity	- lines
Phonebook capacity	- entries
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Number of handles included	- pc(s)
Certification	CE, RoHS
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	110 mm
Width	112 mm
Height	143 mm