Yealink SIP-T52S Administrator's Guide

Configuring Basic Features
281
Parameters
Permitted Values
Default
Web User Interface:
None
Phone User Interface:
None
gui_input_method.delete
http://localhost/all or
http://localhost/ Name.txt
Blank
Description:
Delete the specified or all custom keypad input method files of the phone user interface.
Example:
Delete all custom keypad input method files:
gui_input_method.delete = http://localhost/all
Delete a custom keypad input method file (e.g., ime.txt) for the phone:
gui_input_method.delete = http://localhost/ime.txt
Web User Interface:
None
Phone User Interface:
None
Specifying the Default Input Method
In addition to customizing the keypad input method file, you can also specify the default input
method for the IP phone when editing or searching for contacts.
Procedure
Specify the default input methods using the configuration files.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Specify the default input method when
editing contacts.
Parameter:
directory.edit_default_input_method
Specify the default input method when
searching for contacts.
Parameter:
directory.search_default_input_method

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