Yealink SIP-T23G User Manual

User Guide for the SIP-T23P/G IP Phone
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2. Enter the current password in the Current PWD field.
3. Enter the new password in the New PWD field.
4. Re-enter the new password in the Confirm PWD field.
5. Press the Save soft key to accept the change or the Back soft key to cancel.
Administrator password is configurable via web user interface at the path
Security->Password.
You can set the “#” key or “*” key to perform as a send key while dialing.
To configure key as send via phone user interface:
1. Press Menu->Features->Key as send.
2. Press or , or the Switch soft key to select # or * from the Key as send field,
or select Disabled to disable this feature.
3. Press the Save soft key to accept the change or the Back soft key to cancel.
Key as send is configurable via web user interface at the path Features->General
Information.
You can lock your phone temporarily when you are not using it. This feature helps to
protect your phone from unauthorized use.
Phone lock consists of the following:
Menu Key: The Menu soft key is locked. You cannot access the menu of the
phone until unlocked.
Function Keys: The function keys are locked. You cannot use the MESSAGE, RD,

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