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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2. Select the desired value from the pull-down list of Reboot in Talking field.
3. Click Confirm to accept the change.
A dialog box pops up to prompt that the settings will take effect after a reboot.
4. Click OK to reboot the phone.
Answer By Hand
Answer by hand feature allows you to answer an incoming call by picking up the handset,
pressing the Speakerphone key or pressing the HEADSET key directly.
If you disable answer by hand feature, you need to press the corresponding line key or the
Answer soft key to answer an incoming call after picking up the handset, pressing the
Speakerphone key or pressing the HEADSET key. It is not applicable to CP860/CP920 IP phones.
Procedure
Answer by hand can be configured using the configuration files.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Configure answer by hand.
Parameter:
features.off_hook_answer.enable
Details of Configuration Parameter:
Parameter
Permitted Values
Default
features.off_hook_answer.enable
0 or 1
1
Description:
Enables or disables the IP phone to answer an incoming call by picking up the handset,

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