Operation
Becker Avionics
Intercommunication between Users
54
ACU6100
DV64440.03 Issue 09 November 2019
3.7 Intercommunication between Users
Isolated / Call Function
ISOL/CALL key
It is possible that some users (ACU devices) are connected to a group(s) =
intercom circuit(s). The user and group selection are done in the configuration.
Intercom circuit (intercom groups):
•
Cockpit crew.
•
Cabin crew.
•
IC ring line (connected to the cabin, cockpit or 3
rd
-IC-circuit; configurable
by the configuration setup*).
•
3
rd
-IC-circuit (controlled by an external switch, refer to the REU6100
manual).
Functions:
•
The cockpit and cabin intercom circuits can be directly controlled by the
ACU610X.
•
All users in the same intercom circuit are able to listen and talk together.
•
The intercom circuit can be isolated and connected.
•
If two intercom circuits are connected, all users of this two intercom
circuits can hear and talk to each other.
•
If two intercom circuits are isolated, users of the one intercom circuit
cannot hear or talk to a user of the other intercom circuit.
Isolate/connect intercom circuit:
•
Push to the key "ISOL/CALL".
o
The intercom between the cockpit and cabin circuit is disconnected
(isolated).
o
The LED "ISOL/CALL" is on.
Isolated / Call Function - Cockpit
Isolated / Call Function - Cockpit
ISOL/CALL key
In the cockpit the key "ISOL/CALL" is used to connect/disconnect the cockpit and
the cabin circuit.
•
Push to the key "ISOL/CALL".
o
The intercom between the cockpit and cabin group is disconnected
(isolated).
o
The LED "ISOL/CALL" is on.
NOTICE:
•
LED on: cockpit and cabin intercom circuits are disconnected (isolated).
•
LED off: cockpit and cabin intercom circuits are connected.
