User's Manual

Network Video Recorder User Manual
111
Configure Video Tampering Alarm
Purpose:
The video tampering detection enables to trigger alarm when the camera lens is covered and
take alarm response action(s).
Go to System> Event>Normal Event>Video Tampering.
Select the camera to configure the video tampering detection.
Set Video Tampering Setting
Check Enable.
Set the video tampering area. Use the mouse to click and drag on the preview screen to draw
the customized video tampering area.
You can click Clear to clear the current area settings and draw again.
Set sensitivity level (0-2). 3 levels are available. The sensitivity allows you to calibrate how
readily movement triggers the alarm. The higher value results in the more readily to trigger the
video tampering detection.
Set the arming schedule. Refer to Chapter 11.1 Configure Arming Schedule.
Set the linkage actions. Refer to Chapter 11.2 Configure Alarm Linkage Actions。