Yealink SIP-T54S User Manual

Customizing Your Phone
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The transparency can be configured from the following options:
 0%: The DSS key labels and status bar are non-transparent.
 20%, 40%, 60% or 80%: The DSS key labels and status bar are translucent.
 100%: The DSS key labels and status bar are transparent.
To change the transparency via phone user interface:
1. Press Menu->Basic->Display->Transparency.
2. Press or , or the Switch soft key to select the desired value.
3. Press the Save soft key to accept the change or the Back soft key to cancel.
Screen Saver
The screen saver will automatically start when the IP phone is idle for the preset waiting time.
The screen saver is used to blank the screen or fill it with moving images or patterns. If you
connect a color-screen expansion module EXP50 to the IP phone, the screensaver will start or
stop on the phone and EXP50 synchronously.
The screen saver will be stopped if one of the following phone events occurs:
 Press any key.
 Pick up/hang up the handset.
 There is an incoming call.
 A new prompt (e.g., missed call, new voice mail or forwarded call).
 The status of BLF key changes.

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