Yealink SIP-T52S Administrator's Guide

Configuring Basic Features
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2. Select the desired value from the pull-down list of Reserve # in User Name.
3. Click Confirm to accept the change.
Password Dial
Password dial feature allows the callee number to be partly displayed on the IP phone when
placing a call. The hidden digits are displayed as asterisks on the LCD screen. This feature is
especially useful for users always placing important and confidential calls.
Procedure
Password dial feature can be configured using the following methods.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Configure password dial feature.
Parameters:
features.password_dial.enable
features.password_dial.prefix
features.password_dial.length
Web User Interface
Configure password dial feature.
Navigate to:
http://<phoneIPAddress>/servlet?p
=features-general&q=load
Details of the Configuration Parameters:
Parameters
Permitted Values
Default
features.password_dial.enable
0 or 1
0
Description:
Enables or disables password dial feature for the IP phone.
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