Yealink SIP-T52S Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
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Parameters
Permitted Values
Default
Example:
lcd_logo.url = http://192.168.10.25/logo.dob
During the auto provisioning process, the IP phone connects to the provisioning server
“192.168.10.25”, and downloads the custom logo file “logo.dob”.
Note: It works only if the value of the parameter “phone_setting.lcd_logo.mode” is set to 2
(Custom logo). It is not applicable to SIP-T54S/T52S/T48G/T48S/T46G/T46S/T29G IP
phones.
Web User Interface:
Features->General Information->Upload Logo
Phone User Interface:
None
lcd_logo.delete
http://localhost/all
Blank
Description:
Deletes all custom logo files.
Example:
lcd_logo.delete = http://localhost/all
Note: It is not applicable to SIP-T54S/T52S/T48G/T48S/T46G/T46S/T29G IP phones.
Web User Interface:
None
Phone User Interface:
None
To configure an image logo via web user interface:
1. Click on Features->General Information.
2. Select Custom logo from the pull-down list of Use Logo.
3. Click Browse to select the logo file from your local system.

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