Yealink SIP-T23G Getting Started

Recovery Mode on Yealink IP phones
5
Take a note of the server IP address (e.g., 10.2.11.123) which is used at the later stage.
Connecting the USB Flash Drive to the IP Phone
This section shows how to connect the USB flash drive to the IP phone. The USB flash drive should be
purchased separately.
This method is only applicable to MP54/MP56/MP58/VP59/SIP-T58A/T57W/T54W/T53W
/T53/T48U/T48S/T46U/T46S/T43U/T42U/T42S/T41S/CP920/CP960 IP phones.
Note
Procedures
1. Place resource files to the USB flash drive.
2. Connect the USB flash drive to the IP phone.
Note
After successfully connecting the USB flash drive, LCD screen prompts “USB device has been
connected successfully!”.
On the CP960 IP phone, you can only connect to the USB port next to the micro USB port to use
the recovery mode.
The file system of the USB flash drive should be FAT32.

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