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SYSTEM OPERATION
The telephone interface makes the functions of a 4+N audio door entry system compatible with a
fixed-line telephone, being possible to divert calls to the fixed-line or mobile networks.
Depending upon its programming, the interface can differentiate between calls from the audio door
entry system and from the telephone line, selecting between 3 types of cadence.
The interface allows three types of communication:
Communication with the audio door entry system:
When a call is made from the audio door entry system it will be received on the apartment's fixed-
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line telephone. Audio communication with the door entry system will be established upon picking
handset up.
During communication it is possible to send the following commands using the telephone's
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keypad:
"5" Door opening.
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"0" Triggers the auxiliary relay used for activating auxiliary devices (bells, lights, ...).
Ü
The volume levels of the microphone and speaker can be adjusted during communication with
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the audio door entry system using the telephone's keypad:
"1" Increases the audio door panel's speaker volume.
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"7" Lowers the audio door panel's speaker volume.
Ü
"4" Confirms and memorises the changed volumes for the audio door panel's speaker.
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"3" Increases the telephone's speaker volume.
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"9" Lowers the telephone's speaker volume.
Ü
"6" Confirms and memorises the changed volumes for the telephone's speaker.
Ü
When a call is received from the telephone line during communication with the audio door entry
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system, a tone from the telephone's speaker will be heard. Audio communication can be switched
between the door entry system and the telephone line call using the telephone's keypad:
"2" Switch communication to the audio door entry system.
Ü
"8" Switch communication to the telephone line call.
Ü
To end communication, replace the telephone handset.
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Communication with the telephone line, incoming call:
When a call is received from the audio door entry system while a telephone line call is taking
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place, a tone from the telephone's speaker advising of the incoming call will be heard. The user
can switch between both calls using the telephone's keypad:
"2" Switch communication to the audio door entry system.
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"8" Switch communication to the telephone line call.
Ü
During communication with the door entry system, it is possible to execute the commands
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described in the "Communication with the audio door entry system" point.
To end communication, replace the telephone handset.
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