Preview Control Interface - Dahua NVR4108-P User Manual

Please refer to the following sheet for detailed information.
1
2
Tips

Preview drag: If you want to change position of channel 1 and channel 2 when you are
previewing, you can left click mouse in the channel 1 and then drag to channel 2, release mouse
you can switch channel 1 and channel 2 positions.

Use mouse middle button to control window split: You can use mouse middle button to switch
window split amount.

4.6.2 Preview control interface

Move you mouse to the top centre of the video of current channel, you can see system pops up the
preview control interface. See Figure 4-28. If your mouse stays in this area for more than 6 seconds
and has no operation, the control bar automatically hides.
1) Realtime playback
It is to playback the previous 5-60 minutes record of current channel.
Please go to the Main menu->Setting->->System->General to set real-time playback time.
System may pop up a dialogue box if there is no such record in current channel.
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 4-29.

Put the middle button at the centre of the zone you want to zoom in, and move the mouse, you
can view an interface shown as in Figure 4-30.
Recording status
Motion detection
1 2
Figure 4-28 Digital Channel
3 Video loss
4
Camera lock
3 4 6
.
Figure 4-29
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