User guide
© SAMSUNG Electronics Co., Ltd.    47 
ANNEX
APPLICATION MENUS
CONVENIENT FEATURES 
BASIC FEATURES
THINGS YOU SHOULD KNOW 
PREPARATION 
Busy Station Callback 
When the called station is busy, you can set a busy station callback. When the busy station   
becomes free, your phone will ring. If you pick up the phone, the other station will   
begin to ring.   
 1   When you hear a busy signal, press the [CBK] button   
or press [4]
►[4]. Or, press the Soft button corresponding   
to [CBK] on the LCD panel. 
 2   When you hear the confirmation signal, replace   
the handset. 
 3   When the reserved station becomes free, your     
phone rings. The ‘CALL BACK’ message will appear   
on the LCD screen. 
 4  Lift the handset or press the [Speaker] or [Send]   
button to call the current idle station. 
 5   To end the call, replace the handset or press either   
the [Speaker] or [End] button. 
  If you do not answer the Callback within 30 seconds, the callback will be cancelled. If a callback 
is set up, the [CBK] button’s LED, if programmed, will light. 
NOTE 










