Dahua Technology XVR Series, Руководство пользователя

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User’s Manual
114
Digital channel
Configure the settings for the image parameters.
On the digital channel interface, click More to display more parameters.
Table 5-24 Image parameters
Parameter Description
Channel In the Channel list, select the channel that you want to configure.
Cable Type
In the Cable Type list, select the cable type that the camera uses.
Not all models support this function.
Period
In the Period list, select a time period for the image settings. The image
settings will be only used during the selected period.
Effective Time
Enable the effective function.
In the Effective Time box, enter the start time and end time for the period
you selected.
Saturation
Adjusts the color shades. The bigger the value, the lighter the color will
become. This value does not influence the general image lightness.
The value ranges from 0 to 100. The default value is 50. The recommended
range is between 40 and 60.
Contrast
Adjusts the image contrast. The bigger the value is, the more obvious the
contrast between the light area and dark area will become. You can adjust
this value when the contrast is not obvious. However, if the value is too big,
the dark area is likely to become darker and the light area over exposed. If
the value is too small, the image is likely to become dim.
The value ranges from 0 to 100. The default value is 50. The recommended
range is between 40 and 60.