Dahua HCVR5104C User Manual page 577

5.10.3.3.5 Alarm Box
It refers to alarm signal from the connected peripheral alarm box. See Figure 5- 92.
For setup information, please refer to chapter 5.10.3.3.1.
5.10.3.4 Face Detect (Optional)
The face detection function is optional. The intelligence function and the
human face detection can not be valid at the same time!
When camera detects human face, system can draw a rectangle around the human face
and generate an alarm.
From main menu->Setup->Event->Face detect, the interface is shown as in Figure 5- 93.
Enable face boost: Check the box here, system can enhance the human face display

pane.
Sensitivity: System supports 6 levels. The sixth level has the highest sensitivity.

For detailed setups, please refer to chapter 5.10.3.1.1.
Figure 5- 92
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