8
(MT11 - Gb2012)
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H
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1+1
INTERCOMS *
4+1
VIDEOINTERCOMS
INTERNAL STATIONS
ADJUSTMENTS
Brightness adjustment.
With the video intercom switched ON, press
left and right the button
to adjust the
brightness of the image. To store the current
setting press the button
. The pressure of
this button switches OFF the video intercom.
Colour
and Contrast
adjustment.
The trimmers are located on the back of the
video intercom and can be operated by
means of a small screwdriver. To adjust the
trimmers is required:
- dismount the video intercom from the wall to
accede to the adjustment points;
- power ON the video intercom;
- insert the screwdriver in the hole marked
with the symbol of the adjustment required;
- rotate the screwdriver clock or anti-clock
wise to find the desired image quality;
- fix again the video intercom to the wall.
Enabling, disabling and volume of the
ringing sound.
When you receive a call from the door station
or from another intercommunicating
equipment it is possible to adjust the level of
the ringing sound pressing left and right the
button
. To store the current setting press
the button
.
To disable the ringing sound it is necessary,
during a receiving call, to press momentarily
the button
; the red LED flashes during the
call and the conversation.
The status (enabled or disabled) and the level
of the ringing sound are stored and they are
used for next calls. If the ringing sound is
disabled during a receiving call or during a
communication the red LED will flash to
indicate this status, but no LED indication will
be present in stand-by mode. After connecting
a positive 15÷18Vdc to the terminal V+ it will
be possible to have the LED indication of the
disabled ringing sound also with the video
intercom in stand-by mode.
Setting of the audio volume
- With the video intercom switched ON, press
the button
to enable the communication.
To set the receiving audio level (loudspeaker)
press left and right the button
. To store
the selected level press the button
. The
pressure of this button switches OFF the
video intercom.
- To set the amplifier’s level of the microphone
it is necessary to adjust the trimmer
on
the back of the videointercom.
- In case of incorrect automatic switching of
the video intercom between talk and listening
function decrease the level of the preferred
function and increase the other one by
acting on the button
or on the trimmer
of the videointercom.
- If required the communication the audio is
intermittent or distorted it is advisable to
adjust the microphone sensitivity by acting
on the trimmer MIC.SENS. located on the
back of the video intercom.
- Attention. For a better setting of the audio
levels on the video intercom adjust the
microphone sensitivity of the door station to
the minimum value and the loudspeakers
volume to an intermediate value.
- If there are intercommunicating devices
adjust also their audio levels.
PROGRAMMING
In programming mode it is possible to select
the duration and the ringer tone among 5
different possibilities.
To enter the programming mode it is required:
- to switch ON the video intercom pressing the
button
.
- to keep pressed for more than 2 seconds the
buttons
; a beep will confirm the correct
operation and the red LED lights up.
Number of rings of the bell (external and
intercommunicating calls)
After entering the programming mode it is
necessary:
- to press the button
to verify the number
of the rings currently programmed;
- to press left and right the button
to
respectively increase or decrease the
number of rings. After each pressure of the
button the selected number of rings will be
heard;
-
please keep the
button pushed for more
than 2 seconds or wait for the end of the
programming time in order to make the
changes confirmed and exit from the op-
eration.
Ringer tone selection (call from door station)
Once entering into programming mode, it is
necessary:
-
to push the
button in order to check the
ringer tone now programmed;
-
to push laterally (left or right side) the
button to select the previous or next ringer
tone;
-
after having selected the favorite ringer
tone, keep the
button pushed for more
than 2 seconds or wait for the end of the
programming time to make the changes
confirmed and exit from the operation.
OPERATIONS
Call from the door station
Making a call from the door station the video
intercom will ring (according to the
programming) or the red LED starts flashing
if the bell rings has been disabled; on the
display appears the image of the calling
station. To start the communication press the
button
. If it is desired to disable the audio
to the door station, but continuing hearing the
audio from the door station press shortly the
button
; in this status the red LED will light
up continuously. To restore the audio to the
door station press again the button
; the
red LED will recover the previous status. To
end the communication and switch OFF the
video intercom press the button
. The
video intercom switches OFF automatically
when the communication time expires or if
from the door station a call to another user is
made.
Control switching ON
The button
and the buttons numbered
from 1 to 6, if present and correctly
programmed (see table on the page 4), allow
to display the images (without audio) of the
entrances presents in the system. To get also
the audio it is sufficient to press the button
. Press it again to switch OFF the video
intercom.
Control switching ON is allowed only when the
system is in stand-by mode (no running
communications); if, pressing the control
switching ON buttons, the video intercom
doesn’t switch ON a communication between
another user and the door station could be
active.
Door lock release
To operate the electric door lock release
press the button
independently if the
video intercom is switched ON or OFF.
If the system has more door stations the
electric door lock release of the door station
from which the last call has been made or to
which a control switching ON has been
directed will be activated.
