Yealink SIP-T54S User Manual

Basic Call Features
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For multiple numbers, enter a comma between every two numbers.
4. Click Confirm to accept the change.
When call forward is activated on the phone, the phone cannot forward incoming calls
from the numbers specified in the Forward Authorized Numbers field.
Note
To deactivate call forward in phone mode:
Do one of the following:
- Press when the phone is idle.
- Press Menu->Features->Call Forward.
Press or to select the desired forwarding type and then press the Enter soft key.
Press or , or the Switch soft key to select Disabled to deactivate the call forward.
Press the Save soft key to accept the change.
To deactivate call forward in custom mode:
1. Press Menu->Features->Call Forward or press when the phone is idle.
2. Press or to select the desired account and then press the Enter soft key.
3. Press or to select the desired forwarding type and then press the Enter soft key.
4. Press or , or the Switch soft key to select Disabled to deactivate the call forward.
If you want to deactivate call forward for all accounts, press the All Lines soft key.
5. Press the Save soft key to accept the change.
Forward authorized number is configurable via web user interface only.

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