Yealink SIP-T23G User Manual

Table of Contents
ix
Advanced Phone Features ....................................................121
Busy Lamp Field (BLF) ..................................................................................................... 121
BLF List ............................................................................................................................... 123
Call Recording .................................................................................................................. 125
Hot Desking ...................................................................................................................... 127
Intercom ............................................................................................................................ 128
Outgoing Intercom Calls .............................................................................................. 128
Incoming Intercom Calls .............................................................................................. 129
Using Intercom .............................................................................................................. 131
Multicast Paging ............................................................................................................... 131
Sending RTP Stream ..................................................................................................... 131
Receiving RTP Stream ................................................................................................... 134
Using Multicast Paging ................................................................................................. 135
Music on Hold ................................................................................................................... 137
Automatic Call Distribution (ACD).................................................................................. 137
Shared Call Appearance (SCA) .................................................................................... 139
Configuring SCA Feature on the IP Phone ................................................................. 140
Using SCA Feature on the IP Phone ............................................................................ 146
Bridged Line Appearance (BLA) .................................................................................... 152
Configuring BLA Feature on the IP Phone .................................................................. 153
Using BLA Feature on the IP Phone ............................................................................. 156
Messages .......................................................................................................................... 158
Short Message Service (SMS) .................................................................................... 158
Voice Mail ...................................................................................................................... 161
Message Waiting Indicator (MWI) ............................................................................. 162
Troubleshooting .....................................................................165
General Issues .................................................................................................................. 165
Display Issues ................................................................................................................... 165
Password Issues ................................................................................................................ 166
Call Issues ......................................................................................................................... 167
Headset & Handset Issues .............................................................................................. 167
Audio Issues ...................................................................................................................... 167
Log Issues .......................................................................................................................... 169
Reboot & Upgrade & Reset Issues .................................................................................. 172
Regulatory Notices ................................................................175
Service Agreements ........................................................................................................ 175
Limitations of Liability ...................................................................................................... 175
Safety Instructions ............................................................................................................ 175

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