Yealink EXP20 User manual

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About This Guide
v
Thank you for choosing the Yealink EXP20 LCD expansion module. EXP20 is designed to
expand the functional capability of the SIP-T29G and SIP-T27P IP phones. It features a
160*320 graphic LCD screen and 20 physical keys with dual-color LEDs. You can add 20
additional keys via a page switch key, bringing the number of keys up to 40. Up to six
expansion modules can be daisy-chained to a single SIP-T29G/T27P host phone, offering
a maximum of 240 Ext keys per phone.
Yealink EXP20 is ideal for receptionists, administrative assistants, call center agents,
power-users, and executives who need to monitor and manage a large volume of calls
on a regular basis.
This guide provides everything you need to quickly set up and use the EXP20 LCD
expansion module. Be sure to read the Packing Contents in this guide before you set up
and use your EXP20 LCD expansion module. This guide takes the working together of the
Yealink SIP-T29G IP phone running firmware version 80 and the Yealink EXP20 LCD
expansion module as an example for reference.
Topics provided in this guide include:
Chapter 1 Getting Started
Chapter 2 Configuring the Yealink EXP20 LCD Expansion Module
Chapter 3 Using the Yealink EXP20 LCD Expansion Module
Chapter 4 Troubleshooting

Yealink EXP20 User Guide
vi

Table of Contents
vii
About This Guide ...................................................................... v
In This Guide ......................................................................................................................... v
Table of Contents.....................................................................vii
Getting Started......................................................................... 1
Packaging Contents............................................................................................................. 1
Physical Features.................................................................................................................. 2
LED Instructions..................................................................................................................... 3
Installation............................................................................................................................. 4
Startup .................................................................................................................................... 6
Configuring the Yealink EXP20 LCD Expansion Module.......... 7
Switch .................................................................................................................................... 8
Line......................................................................................................................................... 9
Speed Dial .......................................................................................................................... 10
Busy Lamp Field (BLF) ....................................................................................................... 11
Voice Mail ........................................................................................................................... 12
Direct Pickup ....................................................................................................................... 13
Group Pickup ...................................................................................................................... 14
Call Park .............................................................................................................................. 15
Intercom .............................................................................................................................. 16
DTMF.................................................................................................................................... 17
Prefix .................................................................................................................................... 18
Local Group ........................................................................................................................ 19
XML Group.......................................................................................................................... 20
XML Browser....................................................................................................................... 21
LDAP..................................................................................................................................... 22
Conference ......................................................................................................................... 23
Forward ............................................................................................................................... 24
Transfer ................................................................................................................................ 25
Hold ..................................................................................................................................... 26
DND...................................................................................................................................... 27
ReCall .................................................................................................................................. 28
SMS...................................................................................................................................... 29
Record.................................................................................................................................. 30
URL Record.......................................................................................................................... 31
Multicast Paging................................................................................................................. 32
Group Listening .................................................................................................................. 33
Hot Desking ........................................................................................................................ 34
ACD...................................................................................................................................... 35
Zero Touch........................................................................................................................... 36
URL ....................................................................................................................................... 37
Phone Lock .......................................................................................................................... 38
Directory.............................................................................................................................. 39
Using the Yealink EXP20 LCD Expansion Module.................. 41

Yealink EXP20 User Guide
viii
Using the Line Key.............................................................................................................. 41
Adjusting the Contrast ....................................................................................................... 42
Adjusting the Backlight...................................................................................................... 43
Using the Busy Lamp Field ................................................................................................ 44
Resetting the Yealink EXP20 LCD Expansion Module .................................................... 44
Troubleshooting ...................................................................... 47

Getting Started
1
This chapter provides basic installation instructions and information for obtaining the
best performance with the EXP20 LCD expansion module. Topics include:
Packaging Contents
Physical Features
LED Instructions
Installation
Startup
The following items are included in your package:
LCD Expansion Module
Stand
Connecting Sheet
Connecting Cord

Yealink EXP20 User Guide
2
Screws x 4
Quick Start Guide
Check the list before installation. If you find anything missing, contact your reseller.
The main physical features of the EXP20 LCD expansion module are LCD screen, Ext
keys, LED indicators, Ext in jack, Ext out jack and power interface.
The main physical features of the EXP20 LCD expansion module are described as
below:
Item
Description
①
Ext Keys
Assign various features to these keys.
②
Page Key
Presses this key to navigate to a different page to view
additional keys.
③
LED Indicators
Indicate the Ext key status. For more information, refer to
LED Instructions on page 3.