Aiphone AN-8000 Operating Instructions Manual page 166

(3) Paging response mode
Select either "Zone Selection" or "Automatic Response" modes when responding to the paging.
Zone Selection:
Automatic Response:
(4) Priority settings
Sets whether paging calls or conversations should take precedence when these occur simultaneously.
Paging priority:
Conversation priority:
Responds to a paging call by designating the number of the paging zone.
Respond to the paging party who made the paging to the designated zone last is
called. Use this mode if paging announcements are heard from multiple zones.
Use only the paging response key to make a response. The responding station is
connected to the station that made a paging call over the paging zone through
which the responding station last received a call.
When a call is received while receiving a paging call, the called station becomes
busy and the paging call is gone through. Station keys cannot be used while
receiving a paging call.
A paging call is not received when paged during a conversation or dialing
operation. Station keys can be dialed even while receiving a paging call.
Chapter 5: SYSTEM SETTINGS BY SOFTWARE
5-34