AT&T SynJ SB67148 Quick Start Manual Download Page 1

Quick start guide

SynJ SB67148  
DECT 6.0 4-line 
expansion deskset  
for use with AT&T model  
SynJ SB67118/SB67138

Message playback

You can play the messages from your deskset 
mailbox and the general mailbox. If you have 
new messages, the system plays them (in 
chronological order) automatically when you 
access the mailbox.

Listen to new messa�es in the deskset mail�ox

sten to new messa�es in the deskset mail�ox

When the deskset is not in use, press  

/MAILBOX

.

Listen to new messa�es in the �eneral mail�ox

When the deskset is not in use, press  

/MAILBOX

.

Press 

DIR

 or 

CID

 to scroll to  

General mail�ox

. Press the 

Select

 softkey.

Press the 

Select

 softkey again to choose  

Play all

.

Options durin� messa�e play�ack

When a message is playing, you can adjust  
the playback volume, skip, repeat, or delete  
the message.

Press 

VOL+

 or 

VOL-

 to adjust the message 

playback volume.
Press   or 

 

/SKIP 

to skip to the next message.

Press   or 

/REPEAT 

to repeat the message. 

Press twice to hear the previous message.
Press 

X/DELETE

 to delete the message. The 

system announces, “

Message deleted.

Press the 

Back

 softkey to stop the playback 

and return to the mailbox.
Press 

EXIT

 to stop the playback and exit.

NOTE:

 Refer to the user’s manual for complete 

installation and operation instructions.

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2.

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Join a call in pro�ress

Press and hold the desired 

LINE 1

-

LINE 4

 key to 

join the call.

Three-way conference calls

You can set up a three-party call by using two 
lines at the same time. You can also join an 
intercom call with a call on an outside line. The 
outside call must be established first because an 
intercom call cannot be placed on hold.

Make a three-way conference call

Make or answer an outside call.
Press 

HOLD

 and call someone on another line, 

or start an intercom connection.

-OR-

Call someone on another line, or intercom 
someone. The first line is automatically put  
on hold.

Press the 

Conf

 softkey at any time to begin 

the three-way conference.

Intercom calls

You can use the intercom feature to initiate 
conversations with any system device not in use.

Press the 

INT

 key on the deskset.

Press 

DIR

 or 

CID

 to choose a destination 

device.

-OR-

Press 

 

(star key) for the main base, 

1

-

0

 

for extension 1-0, or

 # 

(pound key) for all 

extensions.

Press the 

Select

 softkey.

The screen displays 

Callin� X:Handset X 

(

X

 represents the extension number [

1

-

0

], 

Handset X

 represents the handset name), 

Callin� 

*

:Base

 or 

Callin� All

.

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Push to talk (PTT) intercom

When the deskset is not in use, press and hold 

PTT

 on the side of your handset to broadcast your 

voice to the main telephone base and all other 
extensions. When the connection is made, both 
the caller and the destination parties hear two 
beeps. Only one extension may speak at a time.

Record a call

While on a call, press the 

Option

 softkey. 

Press 

DIR

 or 

CID

 to scroll to           

Record call on

. Press the 

Select

 softkey.

The recording starts and the system 
activates the call privacy automatically. The 
screen displays 

-PRIV

 and 

-REC

 and the 

timer starts counting.

To stop recording and continue the call, press 
the 

Option

 softkey and then press the 

Select

 

softkey to choose 

Record call off

. The system 

saves the conversation into the deskset 
mailbox.

-OR-

The recording ends when you disconnect  
the call.

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© 2010-2011 Advanced American Telephones. All Rights Reserved. 

AT&T and the AT&T logo are trademarks of AT&T Intellectual Property

licensed to Advanced American Telephones, San Antonio, TX 78219. 

SynJ

TM

 is a trademark of Advanced American Telephones. 

Printed in China. Issue 3 AT&T 01/11.

For document downloads, FAQs and more, visit 
our website at 

www.telephones.att.com

 

or call 

1 (888) 915-2007

. In Canada, dial  

1 (866) 288-4268

.  

Deskset basic operation

Deskset basic operation

Deskset basic operation

Make, answer or end a call

Make a call

Lift the corded handset.

-OR-

Press   

SPEAKER

HEADSET 

or a desired line 

key (

LINE 1

-

LINE 4

). 

Wait for a dial tone, then enter the telephone 
number. The screen displays the elapsed time 
as you talk.

Answer a call 

Lift the corded handset; or press   

SPEAKER

 or 

HEADSET

End a call

Place the corded handset back in the deskset.

-OR-

Press   

SPEAKER

 while you are using the 

speakerphone.

-OR-

Press 

HEADSET 

while you are using the corded 

headset.

Place a call on hold:

While on a call, press 

HOLD

. The  

LINE 1

-

LINE 4 

indicator for the line on hold 

flashes slowly in red. After the call has been on 
hold for more than three minutes, a beep sounds 
every 30 seconds. 
If you are using the speakerphone, the 
speakerphone turns off automatically when you 
press 

HOLD

.

To resume the call, press 

LINE 1

-

LINE 4

 of the 

call on hold.

Switch amon� lines 

Press 

LINE 1

-

LINE 4

 of another telephone line to 

make or answer another call. The current call is 
put on hold automatically.
To return to the first call, press the original 

LINE 1

-

LINE 4

. The second line is put on hold 

automatically.

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