Dahua HCVR5104C User Manual page 349

2) Digital zoom
It is to zoom in specified zone of current channel. It supports zoom in function of
multiple-channel.
Click button , the button is shown as
There are two ways for you to zoom in.
Drag the mouse to select a zone, you can view an interface show as Figure 4- 50.

Put the middle button at the center of the zone you want to zoom in, and move the

mouse, you can view an interface shown as in Figure 4- 51.
Figure 4- 49
.
Figure 4- 50
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