Aiphone LAF-3A - Manual (Page 4)

LAF-3A/A SYSTEM WITH LA-A, LA-AN AND LA-D SUBSTATIONS
In this example a call from LA-D will be received by both masters and can be replied to by either master.
LAF-3A/A LAF-3A/A
LAL-3A/A SYSTEM WITH THREE SUB STATIONS
SUB STATION OPERATING INSTRUCTIONS
LA-A & LA-D/DA:
1. Depress mometarily call button. You will hear a call tone. Wait for master to answer. After master replies, communication
from LA-A is hands free.
2. If no call tone is heard when LA-A call button is depressed, the system is occupied with another conversation. Please call
later.
LA-AN:
Calling and talking operation same as LA-A.
LA-AN has privacy switch which allows a call to be received from master but prevents sound going back to master. To place
LA-AN in privacy position, depress PRIV button. To release privacy switch for conversation, momentarily depress call botton.
LA-A3:
Same as LA-A except three buttons allowing calling and talking to three masters.
LA-AN3:
Before placing a call, unlock the privacy switch. Calling and talking operation same as LA-A3. At conclusion of conversation,
depress privacy button.