Dahua HDCVI series, User Manual

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96
Item Note
from 0 to 100. The default value is 50.
The larger the number, the higher the contrast is. You
can use this function when the whole video bright is OK
but the contrast is not proper. Please note the video may
become hazy if the value is too low. If this value is too
high, the dark section may lack brightness while the
bright section may over exposure .The recommended
value ranges from 40 to 60.
Saturation
It is to adjust monitor window saturation. The value
ranges from 0 to 100. The default value is 50.
The larger the number, the strong the color is. This value
has no effect on the general brightness of the whole
video. The video color may become too strong if the
value is too high. For the grey part of the video, the
distortion may occur if the white balance is not accurate.
Please note the video may not be attractive if the value
is too low. The recommended value ranges from 40 to
60.
Gain The gain adjust is to set the gain value. The default
value may vary due to different device models. The
smaller the value, the low the noise. But the brightness is
also too low in the dark environments. It can enhance
the video brightness if the value is high. But the video
noise may become too clear.
Color mode It includes several modes such as standard, color, bright,
gentle. Select a color mode, the sharpness, brightness,
contrast and etc can automatically switch to
corresponding setup.
EQ
Click or to adjust image equalization value.
Click reset button , system can auto adjust the video
to the best effect.
This function is for analog channel only.
Image position It is to adjust the image position on the screen. The
value here refers to the pixel. The default pixel value is
16.
This function is for analog channel only.
4.5.6 Display
It is to set display output mode. There are two modes: full screen (4:3)/image original rate
(16:9). Icon means current display output mode. See Figure 4-30.