Tech Pro NVR-ELC-32-DH Series, Руководство пользователя

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Parameter Function
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 too bright. Please note the
video may become hazy if the value is too high. The
recommended value ranges from 40 to 60.
Contrast It is to adjust monitor window contrast. The value ranges 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.
Day/Night Mode It is to set device color and the B/W mode switch. The default
setup is on.
z Color: Device outputs the color video.
z Auto: Device auto select to output the color or the B/W
video according to the device feature (The general bright of
the video or there is IR light or not.)
z B/W: The device outputs the black and white video.
BLC This function can make the target clearer. It can make the
details of the dark section become clear when the background is
too bright.
This function is disabled by default.
Gain Mode It is to set video noise. Check Auto, system automatically sets
video gain. Check Manual, you can set gain threshold,
brightness and etc.
Gain Adjust Gain threshold: Here is for you to set gain value. The different
series product has different default values. The lower the value
is, the lower the noise is. But the video brightness may become
too dark under the low illumination. If the value is high, it can
enhance the video brightness under the low illumination, but the
video noise may become high.
WB Enable white balance is to allow the camera to restore the white
object. It can correct the color temperature between the indoor
and outdoor environment.