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Yealink SIP-T54S User Manual

Yealink SIP-T54S
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Basic Call Features
119
- With the handset on-hook, enter the desired number using the keypad.
Press , , or the Send soft key.
To place a call using the headset:
Do one of the following:
- With the optional headset connected, press to activate the headset mode.
Press the line key to obtain a dial tone.
Enter the desired number using the keypad.
Press , , or the Send soft key.
- With the optional headset connected, press to activate the headset mode.
Enter the desired number using the keypad.
Press , , or the Send soft key.
Note
The SIP-T54S media IP phone can handle multiple calls at a time. However, only one active call
(the call that has audio associated with it) can be in progress at any time, other calls are placed
on hold. The SIP-T54S media IP phone can handle a maximum of 50 calls at one time.
To place multiple calls:
You can have more than one call on your SIP-T54S media IP phone. To place a new call during
an active call, do one of the following:
- Press the line key. The active call is placed on hold.
Enter the desired number using the keypad.
Press , , or the Send soft key.
- Press or the Hold soft key to place the original call on hold.
Press the New Call soft key.
Enter the desired number using the keypad.
Press , , or the Send soft key.
You can press or to switch between calls, and then press the Resume soft key to
retrieve the desired call.
Note
To permanently use the headset mode, refer to Headset Prior on page 86.
If multiple accounts are registered on the phone, you can first press the desired line key on the
idle screen or press the Line soft key on the dialing screen, and then you can use the selected
account to place a call.

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Yealink SIP-T54S Specifications

General IconGeneral
MountingDesk/Wall
Handset typeWired handset
Product typeIP Phone
Product colorBlack
Wall mountableYes
Wi-Fi-
Bluetooth version2.1+EDR
Ethernet LAN interface typeGigabit Ethernet
Display diagonal4.3 \
Display resolution480 x 272 pixels
Lines quantity16 lines
Phonebook capacity1000 entries
Number of VoIP accounts16
AC adapter input voltage100 - 240 V
USB 2.0 ports quantity1
Ethernet LAN (RJ-45) ports2
Voice codecsG.722, G.723, G.723.1, G.726, G.729B, OPUS, iLBC
Front cameraNo
Volume controlDigital
Operating temperature (T-T)-10 - 40 °C
Operating relative humidity (H-H)10 - 95 %
Cables includedLAN (RJ-45)
Number of handles included1 pc(s)
Operating system installedLinux
Weight and Dimensions IconWeight and Dimensions
Depth218.8 mm
Width233 mm
Height172.6 mm

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