Yealink SIP-T52S Administrator's Guide

Configuring Advanced Features
673
Text Message option will disappear.
When receiving a new text message, the phone will play a warning tone. The power indicator
LED will slowly flash red, and the LCD screen will prompt receiving new text messages with the
number of waiting messages or a flashing icon. You can customize the warning tone or select
specialized tone sets (vary from country to country) for your IP phone. For more information,
refer to Tones on page 834.
Procedure
Configuration changes can be performed using the configuration files.
Central
Provisioning
(Configuration
File)
<y0000000000xx>.cfg
Configure SMS for the IP phone.
Parameter:
features.text_message.enable
Details of Configuration Parameter:
Parameter
Permitted Values
Default
features.text_message.enable
0 or 1
1
Description:
Enables or disables the IP phone to send or receive text message(s).
0-Disabled

Yealink SIP-T52S Specifications

General

Touchscreen	-
Display diagonal	2.8 \
Backlight display	Yes
Display resolution	320 x 240 pixels
Lines quantity	16 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
AC adapter input voltage	100 - 240 V
Bluetooth version	2.1+EDR
Security algorithms	802.1x RADIUS, HTTPS, MD5
Ethernet LAN interface type	Gigabit Ethernet
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Voice codecs	G.722, G.723, G.723.1, G.726, OPUS, iLBC
Volume control	Digital
Operating temperature (T-T)	-10 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Front camera	No
Operating system installed	Linux

Weight and Dimensions

Depth	212 mm
Width	211.6 mm
Height	166.8 mm