DVR systems DVRxx04HF-U Series - Manual (Page 167)

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7.5 Alarm
Click alarm function, you can see an interface is shown as in
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Figure 7-62.
Here you can set device alarm type and alarm sound setup.
Figure 7-63
Please refer to the following sheet for detailed information.
Please make sure current device can upload the alarm.
Type Parameter Function
Video loss System alarms when video loss occurs.
Motion detection System alarms when motion detection alarm
occurs,
Disk full System alarms when disk is full.
Disk error System alarms when disk error occurs.
Camera masking System alarms when camera is viciously masking.
Encode alarm System alarms when peripheral device alarms.
Alarm
Type
External alarm Alarm input device sends out alarm.
Listen alarm System notifies web when alarm occurs (you select
from the above event type), and then web can notify
user.
Video When alarm occurs, system auto enables video
monitor. This function only applies to video
detection alarm (motion detection, video loss and
camera masking).
Operation
Prompt Automatically pops up alarm dialogue box.