AVer E5000 series - Manual (Page 89)

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Tampering
Select Enable tamper detection to enable tampering function. And, alarm will trigger when the
following situation has occurred.
 Spray-painting: Alarm is triggered when the camera has detected the painting sprayed on
the camera
’s view for over 2 seconds.
 Intention Block /Cover: Alarm is triggered when the camera has detected the camera ’s
view being blocked intentionally over 2 seconds.
 Accidental redirection: Alarm is triggered when someone re-directs the position or
direction of camera accidentally.
 Defocusing: Alarm is triggered when the camera has lost focus.