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setup screen
To Set BLC
You can specify a desired area on the video manually and set the area to be displayed
more clearly.
1. Select <Back light>.
2. Set <Mode> to <BLC>.
3. Set the <Top, Bottom, Left, Right>
levels to specify the target area.
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When BLC is set, the green box is displayed on the screen for 30 seconds.
To prevent malfunction at the time of BLC setup, the vertical space of the BLC area should be over
40 and below 60 while the horizontal space over 30 and below 60.
HLC (Highlight Compensation) Setup
If a strong light like a streetlamp or vehicle headlight points toward the camera, the area can
be set to be cut off to prevent a saturated area on the monitor.
1. Select <Back light>.
2. Set <Mode> to <HLC>.
3. Select each item and set it properly.
• HLC level : This adjusts the
brightness level to cut off the
highlighted area.
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At night operation, this function will be activated only if the incoming highlight exceeds a certain
area in a low contrast environment.
At night operation, HLC will not function in too a bright or too a dark scene.
70_ setup screen
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