Settings
  | Activate or deactivate a stored melody | 
  | A stored melody has to be activated in melody mode to be heard  | 
  | when you get an incoming call.  | 
Line Ô | To activate (in melody mode):  | 
Press the key for the requested type of call (Line 1 or Line 2  | |
  | or Inquiry). | 
  | The corresponding key lamp is switched on:  | 
  | Line 1 key = Internal calls  | 
  | Line 2 key = External calls  | 
  | Inquiry key = Callback calls  | 
  | Note: If you want to return to an ordinary ring signal but  | 
  | keep the melody stored, press again the key for the  | 
  | requested type of call. When the key lamp is off, the stored  | 
  | melody is deactivated.  | 
Exit  | Press to exit melody mode (see display). | 
112 | Dialog 4223 Professional/Dialog 4225 Vision  |