HIKVISION DC-2CD20 Series User Manual page 63

User Manual of Network Camera
Triggered by alarm input: The switch is triggered by alarm input, and you can set
the triggered mode to day or night.
Smart IR gives user an option to turn ON / OFF the IR LED.
Set the smart IR to ON, and Auto and Manual are selectable for IR mode. Select
AUTO, and the IR LED changes according to the actual luminance. E.g.: if the
current scene is bright enough, then the IR LED adjusts itself to lower power; and if
the scene is not bright enough, the IR LED adjusts itself to higher power.
Select Manual, and you can adjust the IR LED by adjusting the distance. E.g.: If the
object is near the camera, the device adjusts the IR LED to lower power, and the IR
LED is in higher power if the object is far.
 Backlight Settings
BLC: If you focus on an object against strong backlight, the object will be too dark to
be seen clearly. BLC compensates light to the object in the front to make it clear. OFF,
Up, Down, Left, Right, Center and customize are selectable.
WDR: Wide Dynamic Range can be used when there is a high contrast of the bright
area and the dark area of the scene.
HLC: High Light Compression function can be used when there are strong lights in
the scene affecting the image quality.
 White Balance
White balance is the white rendition function of the camera used to adjust the color
temperature according to the environment.
Figure 6-31 White Balance
 Image Enhancement
Digital Noise Reduction: DNR reduces the noise in the video stream. OFF, Normal
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