Dahua DH-XVR5104HS-4KL-I3 User Manual page 91

Parameter
Period
Effective Time
Sharpness
Hue
Brightness
Image
Table 5-11 Image settings
Description
Divide 24 hours into two periods and configure the corresponding color
settings.
Enable the function and then set the effective time for each period.
Adjust the sharpness of image edge. The bigger the value is, the more
obvious the image edge, and the noise is also greater.
The value ranges from 1 to 15. The default value is 1.
Adjust the hue of image. The value ranges from 0 to 100. The default
value is 50.
Adjust the image brightness. The value ranges from 0 to 100. The default
value is 50.
The bigger the value is, the brighter the image will become. You can
adjust this value when the image as a whole looks dark or bright.
However, the image is likely to become dim if the value is too big.
The recommended range is between 40 and 60.
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User's Manual