Yealink SIP-T23G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
290
Supported
Devices
T57W, T54W, T48U, T48S, T46U, T46S
Parameter
phone_setting.icon.delete
[1]
<y0000000000xx>.cfg
Description
It deletes all custom icons.
Permitted
Values
http://localhost/all
Default
Blank
Supported
Devices
T57W, T54W, T48U, T48S, T46U, T46S
[1]
If you change this parameter, the phone will reboot to make the change take effect.
Warnings Display
When one of the following situations occurs:
l The default password is being used
l Account registration failed
l Provisioning credentials are wrong
l Network is unavailable
l Line on redundancy registration
On the T42S/T42U/T41S phones, a warning message appears on the idle screen.
On the other phones, a warning icon appears in the status bar.
Topic
Warnings Display Configuration
Warnings Display Configuration
The following table lists the parameter you can use to configure the warnings display.
Parameter
phone_setting.warnings_display.mode <y0000000000xx>.cfg
Description
It enables or disables the phone to display warnings.
Permitted
Values
0-Disabled
1-Enabled
Default
1
Supported
Devices
All phones except T48G, T46G, T42G, T41P and T29G
Out of Service
When the network of the phone is disconnected and the warning message appears on the screen, the phone will
play an alert tone.
Topic
Out of Service Configuration
Out of Service Configuration
The following table lists the parameter you can use to configure out of service.

Yealink SIP-T23G Specifications

General

Backlight	Yes
Voice codecs	G.711a, G.722.2, G.726, G.729ab, iLBC
Volume control	Digital
Handset type	Wired handset
Product type	IP Phone
Product color	Black, Silver
Display resolution	132 x 64 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Networking standards	IEEE 802.1p, IEEE 802.1Q, IEEE 802.1x, IEEE 802.3af
Ethernet LAN (RJ-45) ports	2
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	1.56 W
Number of handles included	- pc(s)
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %

Weight and Dimensions

Depth	188 mm
Width	209 mm
Height	150 mm