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Using your phone

Making calls

You can use your Yealink T48U like 
a regular phone to make calls, in 
various ways:

•  Make a call from the keypad.
•  Make multiple calls.
•  Redial a number.
•  Make an international call.
•  Make a call from your Call History.
•  Make a call from the Directory.
•  Switching between Handset, 

Speakerphone and Headset Modes.

Make a call from the keypad

Using the keypad, you can enter a 
number to make a call, and displays 
a list of previously placed calls or 
contacts in your directory. You can 
also select the contact you want to 
call from the search list, the placed 
call list or from your Directory.

Do one of the following:

•  Start typing a phone number.
•  Press the desired line key.
•  Pick up the handset, press the 

Speakerphone key 

 or the 

Headset key 

.

Enter a number or select a contact, 
then select 

Send.

The phone will show the contact in 
your 

Directory regardless of whether 

you’ve dialled in local format or 
international format.

Make multiple calls

When you are already in a call, you can 
put it on hold and make a new call.

Do one of the following:

•  Press a line key. The active call is 

placed on hold.

•  Press the 

 key or 

Hold to place 

the original call on hold.

•  Select New Call.

Enter a number or select a contact, 
then select 

Send, OR: 

•  Press the 

 key or 

Hold to place 

the original call on hold.

•  Enter a number or select a contact.
•  Select New Call.

Redial a number

 The phone keeps a record of all the 
calls you’ve made. To recall a contact 
you recently called:

•  Press the 

 key.

•  Highlight the call you want to 

return, and select 

Send.

Make an international call

You can make calls to international 
numbers on your phone.

•  Press and hold digit key 0 on the 

phone keypad until the 

plus sign 

(+) 

appears.

•  Enter the phone number with the 

country code.

•   Select Send.

Make a call from your call history

You can make calls to contacts from 
your History list, which contains calls 
that were recently placed, answered, 
missed, or forwarded.

•  Press History or navigate to 

Menu->History.

•  Select the relevant call list.
•  Highlight a contact, and 

select 

Send.

Make a call from the directory

You can make a call to a contact 
directly from your directory.

•   Select Phonebook or navigate to 

Menu->Directory->Phonebook.

•  Highlight the contact you want to 

call, and select 

Send.

Switching between Handset, 

Speakerphone and Headset 

modes

You can choose your desired mode 
before making a call, or alternate 
between 

SpeakerphoneHeadset 

and 

Handset modes during a call.

When using the speakerphone or the 
headset, the LED indicator glows green.

•  During the call, pick up 

the handset, and press the 
Speakerphone key 

 , or the 

Headset key 

.

•  For example, if you're using the 

handset, press the 

Headset 

 

key to switch to the headset, or 
press the 

Speakerphone  

 

key to switch to the speakerphone.

12

Summary of Contents for T48

Page 1: ...Yealink T48U A guide to using your phone with Cloud Voice...

Page 2: ...Contents What s in the box 3 Let s get started 4 Check you re set up on Cloud Voice 7 Getting to know your phone 8 Phone display 10 Using your phone 12 General information 16 2...

Page 3: ...you open the box Got everything Phone stand Handset cord Ethernet cable 2m CAT5E UTP cable Quick start guide Mains power adapter optional Wall mount bracket optional Yealink T48U IP phone and handset...

Page 4: ...our phone Once you ve unpacked it turn your phone upside down so you can see the ports Then slot the phone stand into one of the slots depending on the angle you want or into the optional wall mount b...

Page 5: ...A Upper USB port B Lower USB port Get connected Here s how to connect the handset and optional headset Here s how to connect a USB flash drive 5...

Page 6: ...e included Ethernet cable from a PoE compliant switch or hub To connect PoE Connect the Ethernet cable between the internet port on the phone and an available port on the in line power switch hub If a...

Page 7: ...ht take some time so please be patient Once it s finished it ll show this symbol If something has gone wrong you ll see this symbol If this happens just give us a call on 0800 389 0537 and we ll be ab...

Page 8: ...old key 6 Transfer key 7 Speakerphone key 8 Message key 9 Redial key 10 Arrows scroll display information OK confirm action X cancel action 11 Volume key 12 Keypad 13 Speaker 14 Hook switch tab 15 Hoo...

Page 9: ...ction fails Multi lingual uppercase and lowercase letters input mode Busy forward Bluetooth mode is on Voicemail No answer forward Bluetooth headset is both paired and connected Text message Direct pi...

Page 10: ...bar 4 Time and date The phone s time and date are displayed on the right of the status bar 5 Line keys 1 11 The idle screen shows up to 11 line keys You can use those numbered 1 6 on the left of the...

Page 11: ...version firmware version and product ID Account details register status of your SIP accounts To view your phone status using the phone user screen Press the button or press Menu Status Press or arrow...

Page 12: ...ace the original call on hold Enter a number or select a contact Select New Call Redial a number The phone keeps a record of all the calls you ve made To recall a contact you recently called Press the...

Page 13: ...hone ringing To perform an attended transfer Press the Tran soft key during a call Either enter the number you want to transfer the call to or press the Directory soft key to find the number from dire...

Page 14: ...king for and then press the Enter soft key Your corporate contact list will appear on the screen Press the Back soft key at any time to go back to the previous screen To search for a contact in your c...

Page 15: ...e phone The phone can connect to two Bluetooth devices at the same time To use Bluetooth Bluetooth headset connect your Yealink Bluetooth dongle to the USB port of your phone and enable Bluetooth then...

Page 16: ...ld be damaged by an electrical storm Should this happen contact your BT service desk Product disposal instructions The symbol shown here and on your phone means your product is classed as electrical o...

Page 17: ...time Services and equipment are provided subject to British Telecommunications plc s respective standard conditions of contract Nothing in this publication forms any part of any contract British Telec...

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