Dahua NVR100 series User Manual page 226

Please highlight icon
4.2.5.2 Overlay
Click overlay button, you can see an interface is shown in Figure 4-53.

Cover area: Here is for you to cover area section. You can drag you mouse to set proper section size.
In one channel video, system max supports 4 zones in one channel. You can set with Fn button or
direction buttons.

Preview/monitor: The cover area has two types. Preview and Monitor. Preview means the privacy
mask zone cannot be viewed by user when system is in preview status. Monitor means the privacy
mask zone cannot be view by the user when system is in monitor status.

Time display: You can select system displays time or not when you playback. Please click set button
and then drag the title to the corresponding position in the screen.

Channel display: You can select system displays channel number or not when you playback. Please
click set button and then drag the title to the corresponding position in the screen.
to select the corresponding function.
Figure 4-52
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