HIKVISION DS-7716NXI-I4/16P/4S User Manual page 129

DS-77xxNXI-I4/16P/4S NVR User Manual
3. Select a Camera to configure.
4. Optionally, check Save VCA Picture to save the captured audio exception detection pictures.
5. Follow the steps to set the detection rules.
1) Select the Exception Detection tab.
2) Check the Audio Loss Exception, Sudden Increase of Sound Intensity Detection, or Sudden
Decrease of Sound Intensity Detection checkboxes.
• Audio Loss Exception: Detects the sound steep rise in the surveillance scene. You can set the
detection sensitivity and threshold for sound steep rise. You need to configure its Sensitivity
and Sound Intensity Threshold.
­ Sensitivity: The smaller the value, the more severe the change must be to trigger detection.
Range [1-100].
­ Sound Intensity Threshold: Filters the environment sound. The louder the environment
sound, the higher the value should be. Adjust it according to the environment. Range [1-
100].
•
Sudden Decrease of Sound Intensity Detection: Detects a steep drop in the surveillance scene
sound. Set the detection sensitivity [1-100].
6. Set the arming schedule. Refer to
7. Set the linkage actions. Refer to
8. Click Apply.
UM DS-77xxNXI-I4/16P/4S 050619NA
Figure 12-10 Audio Exception Detection
Chapter 11.1 Configure Arming Schedule
Chapter 11.2 Configure Alarm Linkage Actions
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