Yealink SIP-T52S Administrator's Guide

Troubleshooting
997
Details of Configuration Parameters:
Parameters
Permitted
Values
Default
static.features.custom_factory_config.enable
0 or 1
0
Description:
Enables or disables the Custom Factory Configuration feature.
0-Disabled
1-Enabled
If it is set to 1 (Enabled), Import Factory Configuration item will be displayed on the IP
phone's web user interface at the path Settings->Configuration. You can import a custom
factory configuration file or delete the user-defined factory configuration via web user
interface.
Web User Interface:
None
Phone User Interface:
None
static.custom_factory_configuration.url
URL within 511
characters
Blank
Description:
Configures the access URL of the custom factory configuration files.
Note: It works only if the value of the parameter
“static.features.custom_factory_config.enable” is set to 1 (Enabled) and the file format of
custom factory configuration file must be *.bin. If you change this parameter, the IP phone
will reboot to make the change take effect.
Web User Interface:
Settings->Configuration->Import Factory Config
Phone User Interface:
None
To import the custom factory configuration files via web user interface:
1. Click on Settings->Configuration.

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