Dahua iDVR&iHCVR
User’s Manual
58
Figure 4-26
Please refer to the following sheet for detailed information.
Item
Note
Period
There are two periods in one day. You can set different
sharpness, brightness, and contrast setup for different
periods.
Effective Time
Check the box here to enable this function and then set
period time.
Sharpness
The value here is to adjust the edge of the video. The
value ranges from 0 to 100. The larger the value is, the
clear the edge is and vice versa. Please note there is
noise if the value here is too high. The default value is 50
and the recommended value ranges from 40 to 60.
Brightness
It is to adjust monitor window bright. The value ranges
from 0 to 100. The default value is 50.
The larger the number, the bright the video is. When you
input the value here, the bright section and the dark
section of the video will be adjusted accordingly. You
can use this function when the whole video is too dark or
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