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■ Alarm Reset
● Manual Reset
When an alarm is activated, the ALARM indicator blinks.
The indicator keeps blinking until all alarms are cleared by
pressing the [ALARM RESET] button.
The blinking or lit indicator goes off.
● Auto Reset
The alarm is automatically reset after the programmed
alarm output time has elapsed or the lost video signal has
been recovered.
The ALARM indicator changes from blinking to a steady
light.
Pressing the [ALARM RESET] button will clear the alarm
and switch the indicator off.
● External Reset
The alarm is reset by a recover signal received from the
external equipment at pin 8 of the ALARM/REMOTE port
located on the rear of the video multiplexer.
The ALARM indicator goes off.
● PC Command Reset
The alarm is reset by an OAL command from a personal
computer, either manually or automatically depending on
the Alarm Reset parameter selected.
Refer to the command table on page 78.
In these reset functions, the reset signal is output from pin
27 of the ALARM/REMOTE port.
■ Example of Using Multiscreen 2
Monitor
The figure below shows an example of how alarm is dis-
played when a Multiscreen 2 Monitor is connected to the
REC OUT connector.
(selects ALM-LINK for ALM MODE-MLT in the ALARM
SETUP menu.)
• When alarm is activated, the image of the alarmed cam-
era is displayed in single spot mode on the multiscreen
2 monitor.
• From the second alarm on, the images of the alarmed
cameras are displayed in quad mode on the multi-
screen 2 monitor in the order of upper left to lower right
segment.
• The fifth alarm activated is displayed in single spot
mode on the multiscreen monitor, while the previous
four alarms remain displayed in quad mode on the mul-
tiscreen 2 monitor.
• From the sixth alarm on, the images of the alarmed
cameras are displayed in quad mode on the multi-
screen monitor.
• From the ninth alarm on, the images of the alarmed
cameras on the multiscreen 2 monitor are overwritten in
the order of upper left to lower right segment.
Then the overwritten and previous images are dis-
played alternately.
• From the thirteenth alarm on, the images of the alarmed
cameras on the multiscreen monitor are overwritten in
the order of upper left to lower right segment.
Then that overwritten and previous images are dis-
played alternately.
