66251980 - V1.2 - 31/07/21
- 2 -
Kristallo Series
Art. KRV72 - KRV74 - Installation instructions
BUTTON OPERATION
PROGRAMMING
See
“Programming” on page 2
for details
Call the programmed indoor station
Press to call the programmed indoor station.*
Otherwise call the indoor station 1 of the same apartment.
Melody type
Press and keep pressed for more than 5 seconds to enter
Melody type programming mode.
Call the programmed indoor station
Press to call the programmed indoor station.*
Otherwise call the indoor station 2 of the same apartment.
Intercommunication settings
Change the intercommunication mode.
For details see
pag. 3
.
Call the programmed indoor station
Press to call the programmed indoor station.*
Otherwise call the indoor station 3 of the same apartment.
Melody volume
Press and keep pressed for more than 5 seconds to enter
Melody volume programming mode.
Call the programmed indoor station
Press to call the programmed indoor station.*
Otherwise call the indoor station 4 of the same apartment.
Backlight buttons
Press and keep pressed for more than 5 seconds to enter
Backlight buttons programming mode.
* If the intercommunication between devices in different apartments features is enabled (see
“Enable intercommunication between
devices in different apartments” on page 3
).
DURING A CALL
BUTTON
OPERATION
Answer a call
Press to answer the call and start the conversation.
Open the door
Press to activate the door open relay of the out-
door unit and end the connection. The
LED will
flash then the unit returns to stand-by mode.
Reject the call
During an incoming call, press this button to reject
the call. The visitor doesn’t receive any warning of
the call rejected.
DURING A CONVERSATION
BUTTON
OPERATION
End conversation
Press to end a call.
Activate “Push to Talk” mode
Press and keep pressed for more than 1 second to ac-
tivate simplex “Push to Talk” mode: press and keep
pressed to talk, release the button to listen.
Open the door
Press to activate the door open relay of the out-
door unit. The
LED will flash.
Speech volume adjustment
Press then use
or
buttons to increase or de-
crease the speech volume
Picture brightness and hue adjustments
• Press one time then use
or
buttons to in-
crease or decrease the picture brightness (double
“beep” for each press).
• Press two times then use
or
buttons to in-
crease or decrease the picture hue (double long
“beep” for each press).
PROGRAMMING
All programming options are available only when the system is in stand-by.
NUMBER OF RINGS
1. Press and keep pressed
button for more than 5 seconds to enter Number of rings
programming mode: the
LED turns on and the unit emits a “beep“.
2. Press
button as many rings as required: the unit emits a “beep“ every time the button is pressed.
I.E.
: press 3 times for 3 rings.
3. Wait for some seconds: the
LED turns off and the unit emits a double “beep“ that confirms the new setting is properly stored.
4. After 5 seconds without any user action the unit returns to stand-by mode.
Default value
6 rings
Max value
9 rings
CLEAN MODE
1. Press and keep pressed
button for more than 5 seconds to enter Clean mode:
this mode allow the user to clean or replace the front plate.
2. The LED
and
are alternately flashing for 20 seconds then the unit returns to stand-by mode.
Max duration
20 seconds
Art. KRV72-KRV74
3.5” Hands free videomonitor
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