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Yealink

 

  T48G

BASIC 

PHONE 

GUIDE

TIP

TO HOST A CONFERENCE WITH MORE THAN THREE CALLERS, PLEASE CONTACT 
THE CENTRALOFFICE CUSTOMER SUPPORT TEAM AT 347-498-0555 OR 
[email protected]

VOLUME ADJUSTMENT

Press the                    key during a call to adjust the 
speakerphone or handset volume. To change the 
ringer volume, press this key when the handset is on 
the phone and there are no calls in progress.

UPDATING RING TONE

To change the ring tone for incoming external calls:
1.  Press the      icon. 
2. Press the      icon.
3. Select the 

Sound

 category. 

4. Select the 

Ring Tones

 category. 

5. Select a ring tone to hear it play.
6. Press the             icon. 

(If changing the ring tone changes internal calls instead of external calls, and you 
would like to change to external, please contact the CentralOffice Support Team to 
configure your BG.)

MEMORY KEYS

You can assign predefined functions to the memory keys located on both sides of the 
LCD screen. Memory keys allow you to have quick access to features such as Call 
Return and Voice Mail. 

BUSY REDIAL

The 

Busy Redial

 feature is a code that when entered into your phone, will give you the 

information of the number you last dialed and the option to dial it again. If the line you 
are trying to reach is busy, your phone will keep checking that line (for a preset 
amount of time) till it becomes available and then it will dial it again. For 

Busy Redial

dial 

*66

; to cancel, dial 

*86

.

CALL RETURN

The 

Call Return

 feature is a code that when entered into your phone, will give you the 

information of the last call you received and the option to have your phone dial that 
number. If the line you are trying to reach is busy, your phone will keep checking that 
line (for a preset amount of time) till it becomes available and then it will dial it again. 
For 

Call Return

, dial 

*69

; to cancel, dial 

*89

.

ANONYMOUS CALL REJECTION

Anonymous Call Rejection

 is a feature which when configured, can be enabled or 

disabled on your phone to reject calls that come up as anonymous on your phone’s 
display. 

*77

 will enable the feature, 

*87 

will disable it.

ACCESSING YOUR VOICEMAIL

When a small         icon appears in the top center of 
the LCD screen and a red LED is flashing
at the top right edge of the phone, there are new 
voicemail messages. The number of voicemail 
messages will be displayed on the         icon. 
To listen to your voicemail, press the       key.  
Follow the voice prompts to review your 
messages. You can also access your voicemail 
from outside your office by dialing your personal number. 
When the call goes to the voicemail greeting, press 

*

 followed by your 

Voicemail PIN code and then press 

#

.

 

USING CALL HISTORY LISTS     

To view the Call History List:

1.  Press the      icon.
2. Touch the category on the LCD screen to switch between 

All Calls, Missed Calls, 

  Placed Calls, Received Calls 

and

 Forwarded Calls.

3. If available, use the on-screen UP or DOWN arrow key     in the last column to 
  scroll through the list to select the desired entry. 
  You may also use the physical      and      arrow keys to scroll through the list.
4. Press the circled       icon to get detailed information about the call.   
    

To place a call from the Call History List:

1.  Select the desired entry as described above in steps 1 - 3 for viewing the list.
2. Touch the entry on the LCD screen to dial. 

To add a contact to the local directory from the Call History List:

1.  Select the desired entry as described above in steps 1 - 4 for viewing the list.  
2. Press the       icon.
3. Edit the information on the LCD screen if necessary.
4. Press the            icon to save your changes.

To delete an entry from the Call History List:

1.  Select the desired entry as described above in steps 1 - 4 for viewing the list. 
2. Press the       icon. “Delete the selected record?” will be displayed.
3. Press the           soft key to confirm. 

CONTACTS DIRECTORY

To add a contact to the local directory:

1.  Press the      icon.   
2. Touch the category on the LCD screen to  
  switch between 

All Contacts, Company, Family, 

and

 Friend.

3. Press the       icon.
4. Press the             icon to change the data input format; alphabetic, numeric, case etc.
5. Either touch or use the      or      arrow key to select the desired field(s) and 
  then enter the information. Press the            to backspace and correct any errors.  
6. Press the             icon to save your changes. 

To edit a contact in the local directory:

1.  Press the        icon.
2. Touch the category on the LCD screen to switch between 

All Contacts, Company, 

 Family, 

and

 Friend.

3. If available, use the on-screen      arrow key in the last column to scroll through the list 
  to select the desired record.      You may also use the physical      and      arrow 
  keys  to scroll through the list.
4. Press the       icon to get detailed information about the contact.
5. Touch one of the record’s data entry fields.  
6. Press the             icon to change the data input format; alphabetic, numeric, case, etc.
7. Either touch or use the      or       arrow key to select the desired field(s) and 
  then edit the information. Press the             icon to backspace and correct any errors.  
8. Press the            icon to save your changes. 

To delete a contact from the local directory:

1.  Select the desired record as described above in steps 1 - 4 for editing the list.
2. Press the        icon. “

Delete the selected contact?

” will be displayed.

3. Press the            soft key to confirm. 
  

To place a call to a contact in the local directory:

1.  Select the desired record as described above in steps 1 - 3 for editing the list.
2. Touch the desired record on the LCD screen to dial. If the contact has more than 
  one number, touch the desired number field to dial.  
     

To search for a contact in the local directory:

1.  Press the       icon. 
2. Touch the category on the LCD screen to switch between 

All Contacts, Company, 

 Family, 

and

 Friend.

3. Press the       icon. A Search box will be displayed.
4. Press the             icon to change the data input format; alphabetic, numeric, case, etc. 
5. Enter the 

alphabetic

 or 

numeric

 search string. The contacts containing the search 

  string will be displayed.
6. If available, use the on-screen      arrow key in the last column to scroll through the 
  list to select the desired record.     You may also use the physical      and      arrow 
  keys to scroll through the list.
7. Touch the desired record on the LCD screen to dial. If the contact has more than 
  one number, touch the desired number field to dial.  

 

3-WAY CONFERENCE CALLS

To host a 3-way call:
1.  Once you have the first party on the line, press the   
             icon. The first party is automatically placed 
  on hold.
2. Dial the second party and press the        hard key 
  or the            soft key.
3. When the second party answers, press the 
               icon. All parties are now joined in the 
 conference.

You can press the            icon to place the conference on hold. 
You can press the            icon to split the conference call into two individual calls.

Tabs

 will be displayed for each party that is currently connected. Touch the Tab of 

the party that you want to speak with and press the            icon. The active call is 
automatically placed on hold. To drop the conference call, press the            icon.

PARKING A CALL

Call Park

 is a feature that allows you to place a call on hold from one line and 

retrieve the call from another phone in the office. The other phone can belong to 
any member of your business; even a member that works from a different location.

To park a call, press the      key or the             icon. Dial the 

Call Park 

access code: 

*18

.  

Listen to the Orbit or parking lot number where your call was placed. You will need 
this number later to retrieve your call. Press the       key or the            icon again. 
 
To retrieve a parked call, dial the 

Call Retrieve

 access code:*

19

 followed by the Orbit 

number.  For example, to retrieve a call parked in Orbit 30, dial 

*1930

.

DO NOT DISTURB

When Do Not Disturb 

(DND)

 is active, incoming calls will be rejected rather than ring 

your phone. Callers will hear a system-generated message saying that you are 
temporarily unavailable. If voicemail is active on your line, calls will be sent directly 
to your voicemail and not rejected.

To turn 

DND

 on, press the      icon.

A      icon will appear in the top center of the LCD screen. To turn 

DND

 off, press 

the       icon again.  

ENDING CALLS 

Hang up the handset or press the            icon. If you used 
the speakerphone, press the              key or press
the            icon.  

MUTING YOUR PHONE’S MICROPHONE 

During a call, press the      key (this will mute all 
modes you use, handset or speakerphone). You 
will hear all the other parties while they can’t 
hear you. The      key will turn red to indicate 
that it is on. To turn your microphone back on, 
press the      key again.

HOLD

During a call, press the       hard key or the            icon. To resume the call, press the             
            icon or the      key.

TRANSFERRING A CALL

There are two ways you can transfer a call: Attended Transfer and Blind Transfer. 

ATTENDED TRANSFER

 is where you stay on the phone until the party you are 

transferring the call to picks up and then you can advise the party you are about to 
transfer a call to them. 

1.  During a call, press the       hard key or the            icon. The active call is automatic-
  ally placed on hold.
2. Dial the party you want to transfer the call to. (This can be either an internal 
  extension or an external number). 
3. When you hear the second party answer (or after you speak with the second
   party), press the      hard key or the            icon.    

BLIND TRANSFER 

is where you simply transfer the call to the intended party with-

out communicating with them first.

1.  During a call, press the       hard key or the            icon. The active call is automatic-
  ally placed on hold.  
2. Dial the extension or number you want the call transferred to.
3. Press the       hard key or the            icon. Your call will be transferred directly.

CALL WAITING

When you are on a call and another call comes in, your phone:

A red LED will flash at the top right edge of the phone and the LCD display will 
display a Bell icon and the words: 

Incoming Call

: Phone Number.  

Press the            icon to answer the call or the            icon to ignore the call. When 
you answer the call, the first call is automatically placed on hold.

Tabs

 will be displayed for each party that is currently connected. Touch the Tab of 

the party that you want to speak with and press the            icon. The active call is 
automatically placed on hold.

UNDERSTANDING THE KEYS ON YOUR PHONE

The Hard keys may display a fixed function, may be 
programmed to display extensions or other frequently 
used functions like Speed Dial. The Soft keys or icons 
are dynamic; which means they display different 
functions depending on what the phone is 
currently doing. 

PLACING CALLS

Internally

To call another person in your company, pick up the handset and dial the 
other person’s extension number on either the hard or soft keypad. This is 
typically a 3 or 4 digit number. Press the        icon or the         hard key.

Externally

To call a number outside of your company, pick up the handset and dial that 
person’s phone number. (You do not need to add any additional digits to place an 
external call, just dial “1 + area code + phone number”.) Press the       icon or the 
        hard key. 

EMERGENCY CALLS 

In an emergency, dial 

911

 the way you would dial an external number.

USING THE SPEAKERPHONE

With the handset on hook, press the               key, enter the number and then press 
the       icon or the        hard key. 

REDIAL 

To call the last number you dialed, press the       key twice. You may also dial another 
number from the Redial call history list by selecting the entry. If you do not see the 
entry that you want, use the        or        arrow key to scroll through the list.  

ANSWERING CALLS 

Using the Handset

Pick up the handset.

Using the Speakerphone

Press the              key.

YEALINK T48G

 

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Conference

Conference

Hold

Split

End Call

Resume

Transfer

Transfer

DND

DND

CALL PICKUP & DIRECTED CALL PICKUP‡ 

Call Pickup is a feature that via a code you enter into 
your phone picks up any incoming call to a preset 
group of extensions. 

Directed Call Pickup

 allows you 

to pick up any incoming call to a specific extension 
within your 

Business Group

. Both Pick-up options 

can’t be used once a call is already in progress. 

For 

Call Pickup

, dial 

*11 

followed by the group 

code. 

For 

Directed Call Pickup

, dial 

*12

 followed by the 

ringing phone’s extension number.

INTERCOM‡

Individual extension-to-extension

 intercom

 calls are calls between users that do not 

ring the other party’s phone, but rather are immediately answered over the other 
phone’s speaker. To make an intercom call, dial “

9

” followed by the extension. 

GROUP INTERCOM‡

Group intercom

 calls give you the ability to make an announcement over all of the 

speakers of all of the users in your group. To make a 

group intercom

 call, dial 

*98

, wait 

for a beep and then make your announcement.

DOOR INTERCOMS

Door Intercoms

 provided by Xchange Telecom can be used with your CentralOffice 

phone system. When a call comes in from your door intercom, pressing a predefined 
key will release the door. Depending upon the Intercom model, the default key is 
either 

8

 or 

6

. The predefined key can also be customized upon request.

‡This feature is only available when your BGA has requested the CentralOffice support team to configure this feature for your extension.

The CentralOffice Customer Support Team Can Be Reached At 

347-215-9300 or 

[email protected]

Summary of Contents for T48G

Page 1: ...POWERED BY XCHANGE TELECOM Yealink T48G BASIC PHONE GUIDE...

Page 2: ...Internally To call another person in your company pick up the handset and dial the other person s extension number on either the hard or soft keypad This is typically a 3 or 4 digit number Press the i...

Page 3: ...on hold 2 Dial the party you want to transfer the call to This can be either an internal extension or an external number 3 When you hear the second party answer or after you speak with the second par...

Page 4: ...ows you to place a call on hold from one line and retrieve the call from another phone in the office The other phone can belong to any member of your business even a member that works from a different...

Page 5: ...ry List 1 Press the icon 2 Touch the category on the LCD screen to switch between All Calls Missed Calls Placed Calls Received Calls and Forwarded Calls 3 If available use the on screen UP or DOWN arr...

Page 6: ...contact from the local directory 1 Select the desired record as described above in steps 1 4 for editing the list 2 Press the icon Delete the selected contact will be displayed 3 Press the soft key t...

Page 7: ...formation of the number you last dialed and the option to dial it again If the line you are trying to reach is busy your phone will keep checking that line for a preset amount of time till it becomes...

Page 8: ...red over the other phone s speaker To make an intercom call dial 9 followed by the extension GROUP INTERCOM Group intercom calls give you the ability to make an announcement over all of the speakers o...

Page 9: ...y placed on hold 2 Dial the party you want to transfer the call to This can be either an internal extension or an external number 3 When you hear the second party answer or after you speak with the se...

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