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2 BASIC FUNCTIONS OF THE VIDEO DOOR ENTRY UNIT
2.3 AUTO-SWITCHING ON
The pushbutton allows the CCTV of an OS, as follows:
•
Rest: the auto-switching on occurs on the main OS
•
Call signal: the auto-switching on occurs on the OS from which the call came
•
Conversation: the auto-switching on occurs on the OS in speaker connection
The monitor switches on about 3 seconds after key is pressed
2.4 CYCLICAL AUTO-SWITCHING ON
Press pushbutton several times for the cyclical CCTV of all the outdoor stations and
cameras. If pressed with the receiver lifted, each time the pushbutton is pressed the outdoor
station switches on for 60 seconds; with the receiver down the switching on time is 30 seconds.
In Rest mode the first OS to be on will be the main OS.
On the riser, the cyclical function will be activated from the device configured as main (M) in
the floor distribution block in digital systems or from the OSA on the camera switcher item
391467 in analog systems.
The cyclical function is performed even if the OS is only audio.
If a riser OS is busy the receiver gives a time-out tone. Press the pushbutton again
to switch on the next OS.
Cyclical auto-switching on can occur for a maximum of:
•
4 riser OS: for analog systems
•
15 riser OS: for digital systems
2.5 DOOR LOCK
The pushbutton can activate the door lock relay of an OS as follows:
•
Rest: activates the door lock relay of the main OS
•
Call signal: activates the door lock relay of the OS from which the call came
•
Conversation: activates the door lock relay of the OS in speaker connection
Press the door lock key several times to activate the same door lock relay several
times.