-
the announcement is heard from the handset and the loudspeaker.
All annunciations are cancelled. 
In the handset: 
-a dial tone is heard. 
At the AFT RH AIP 320RH: 
-
the number symbol comes on.
-
the number symbol goes off,
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R  - the message PA ALL comes on.  
R  On the FWD and the AFT LH AIPs 320RH:  
R  - the message PA ALL IN USE comes on.  
R  In the cabin, in all lavatories and the  
R  FWD attendant station:  
R  - the announcement is heard from the  
R  loudspeakers.  
R  23. At the AFT RH ATTND Station:  On all AIPs 320RH:  
R  - release the PTT and put the  - All annunciations are cancelled.  
R  handset back to the cradle.  
R  At the AFT RH AIP 320RH:  
R  - lift the handset from the  - the number symbol comes on.  
R  cradle.  
R  In the handset:  
R  - a tone is heard.  
R  24. On the handset:  
R  - push the PA ALL pushbutton  - the tone stops.  
R  switch.  
R  At the AFT RH AIP 320RH:  
R  - the number symbol goes off.  
R  - the PA ALL message comes on.  
R  At the FWD and AFT LH AIPs 320RH:  
R  - the PA ALL IN USE message comes on.  
R  In the cabin, all lavatories and the  
R  FWD attendant station: 
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 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
R R  - push and hold the PTT pushbutton switch.  
R R  - speak into the handset.  
R  
R R  
R  25. At the AFT RH attendant station:  
R R  - put the handset back to the cradle.  
R  
R R  - lift the handset from the cradle.  
R  
R  
R  26. On the handset:  
R R  - push the PA FWD pushbutton switch.  
R  
R  
R  
R  
R  
R R 
-
the announcement is heard from the loudspeakers.
In the cockpit:
-
the announcement is heard from the handset and the loudspeaker.
All annunciations are cancelled. 
At the AFT RH AIP 320RH: 
-the number symbol comes on. 
In the handset: 
-a tone is heard. 
-
the tone stops.
At the AFT RH AIP 320RH:
-
the number symbol goes off.
-
the PA 1 message comes on. At the FWD and AFT LH AIPs 320RH:
-
the PA 1 IN USE message comes on.
In the FWD cabin area, the FWD lavatory the FWD attendant station: 
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 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
R R  - push and hold the PTT pushbutton switch.  
R R  - speak into the handset.  
R  
R R  
R  27. At the AFT RH attendant station:  
R R  - put the handset back to the cradle.  
R  
R R  - lift the handset from the cradle.  
R  
R  
R  28. On the handset:  
R R  - push the PA AFT pushbutton switch.  
R  
R  
R  
R  
R  
R R 
-
the announcement is heard from the loudspeakers.
In the cockpit:
-
the announcement is heard from the handset and the loudspeaker.
All annunciations are cancelled. 
At the AFT RH AIP 320RH: 
-the number symbol comes on. 
In the handset: 
-a tone is heard. 
-
the tone stops.
At the AFT RH AIP 320RH:
-
the number symbol goes off.
-
the PA 2 message comes on. At the FWD and AFT LH AIPs 320RH:
-
the PA 2 IN USE message comes on.
In the AFT cabin area and the AFT lavatories: 
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