Phone Keys
The following keys display on the screen:
Keys Funcons
Menu.
Turns Headset o/on.
Turns Speakerphone o/on.
Mutes/unmutes Speaker.
Holds/Resumes a Call.
Transfers a call.
Connects to Voicemail.
Le/Right selects Accounts or Call Lists.
Up/Down selects Contacts or Entries.
Adjusts the volume.
Conrms acons. Answers incoming calls.
Cancels acons. Rejects incoming calls.
Place a Call
Only one call can be Acve at any me.
To place a call, do one of the following:
• Use the handset, headset or speakerphone, rst.
Enter the phone number and Send.
• Enter the phone number and Send. Use the handset,
headset or speakerphone.
• Select a Contact from a call list and Send.
To place a new call during an Acve call, do one of the
following:
• Press a Line key. The Acve call is placed on Hold.
Enter a phone number and Send.
• Press Hold to place the Acve call on Hold. Press
NewCall. Enter a number and Send.
Redial a Call
Redial opons include:
• Redial the last dialed number: press Redial twice.
• Redial a previously dialed number: press Redial once
to enter Placed Calls list. Use the up/down arrows to
select the number and Redial or Send.
Answer a Call
Use the handset, headset or speakerphone.
To answer a new call while on an Acve call, press
Answer. The current call is placed on Hold.
End a Call
To end an Acve call, replace the handset, press the
headset or speakerphone key or End Call.
To end a Held call, navigate to the call and press Resume
> End Call.
Hold and Resume a Call
When a call is placed on Hold, it is “parked” and caller is
unable to communicate with others on the line. Mulple
calls can be on Hold.
During an Acve call, select Hold. To resume, select the
Held call and press Resume.
Forward a Call
To manually Forward incoming calls:
• While the phone is ringing, press FWD.
• Enter a phone number and Send.
To automacally Forward all calls:
• Select Menu>Features>Call Forward. Select a Line, if
available.
• Select a Forwarding Type (Always, Busy, No Answer).
If No Answer is selected, enter the number of rings or
ring me before the call is forwarded.
• Enter a forwarding number and Save.
To disable call forwarding:
• Select Menu>Features>Call Forward and a Line, if
mulple Lines.
• Select a Forwarding Type > Enter > Disable > Save.
Forward a Call with Find Me / Follow Me:
Set up Find Me / Follow Me in Applicaon Framework or
the portal to forward calls, using the linked instrucons.
Transfer a Call
Transfer a call as follows:
• Blind (automac) - Press Transfer. Enter a number or
select a Contact and Trans.
• Aended (introducon) - Press Transfer. Enter a
number or select a Contact and Send. Press Transfer
aer the Contact answers.
This guide covers the basic features and operaon of the
Yealink
®
SIP T43U IP Desktop telephone.
For more informaon, refer to the Star2Star Knowledge
Base at knowledge.star2star.com.
Copyright © 2021, Star2Star Communicaons
Phone Screens
The Home/Idle LCD screen is the default view for the
phones.
The 2.7” display screen is surrounced by sokeys that
perform specic funcons:
Yealink
®
SIP T43U IP
Desktop Telephone
Quick Start Guide