Yealink SIP-T54S User Manual

User Guide for the SIP-T54S Media IP Phone
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You can store text messages in your phone’s Inbox, Sentbox, Outbox or Draftbox. Each of the
boxes can store up to 100 text messages. If the number of the text messages in one box is more
than 100, the phone will directly delete the oldest text message in the box.
Note
To read a text message:
1. Press Menu->Message->Text Message->Inbox.
2. Select the desired message and then press the View soft key.
Note
To send a text message:
1. Press Menu->Message->Text Message->New Message.
2. Compose the new text message.
You can press the abc soft key to change the input mode.
3. Press the Send soft key.
4. (Optional.) Press or , or the Switch soft key to select the desired account from the
From field.
5. Enter the number you want to send the message to in the To field.
SMS is not available on all servers. Contact your system administrator for more information.
If the phone prompts receiving new text messages, you can also press the View soft key to read
the new messages directly.

Yealink SIP-T54S Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Wall mountable	Yes
Wi-Fi	-
Bluetooth version	2.1+EDR
Ethernet LAN interface type	Gigabit Ethernet
Display diagonal	4.3 \
Display resolution	480 x 272 pixels
Lines quantity	16 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
AC adapter input voltage	100 - 240 V
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Voice codecs	G.722, G.723, G.723.1, G.726, G.729B, OPUS, iLBC
Front camera	No
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)
Operating system installed	Linux

Weight and Dimensions

Depth	218.8 mm
Width	233 mm
Height	172.6 mm