Digital Video Recorder 440/480 Series | Operating instructions en 49 |
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Acknowledging an input alarm
Press the acknowledge 
key to acknowledge the alarm.
–The beeper is silent.
–The alarm 
indicators are no longer lit.
–The alarm status message disappears.
–The
The alarm icon remains visible as long as the input causing the alarm is active.
If an alarm is not acknowledged, the beeper switches off after the dwell time but the alarm still needs to be acknowledged.
If 
indicators switch off after the dwell time.
5.11.2Motion events
If a motion detection signal causes an event
Monitors A and B can switch to display the motion events.
–The motion icon is displayed in the corresponding cameo. An alarm status message is displayed.
–The motion 
indicator on the front panel flashes.
5.11.3Video loss alarm
If the loss of a video signal causes an alarm:
Monitor A and B will show the video loss indicator.
–Monitor A can switch to a multiscreen view. The lost camera signal is displayed as a black cameo with the video loss message. The border around the camera with the video loss is red. An alarm status message is displayed.
–The alarm beeper sounds.
–The video loss 
indicator is displayed until the video signal is restored.
Acknowledging a video loss alarm
Press the acknowledge 
key to acknowlede a video loss alarm.
–The beeper is silent.
–The alarm status message disappears.
–The
If the camera with video loss is visible, the black cameo and the video loss message continue to be displayed as long as there is no video present.
5.11.4Multiple alarms
Monitor A can switch to a multiscreen view if more than one alarm occurs. The latest alarm
status message is always shown. Press the acknowledge 
key to deactivate all alarms.
Bosch Security Systems | Installation and Operation manual |