English _51● SETUP SCREENBLC SetupYou can specify a desired area on the video manually and set the area to be displayedmore clearly.1. Select <Backlight>.2. Set <Mode> to <BLC>.3. Set <BLC level>.You can change the level to adjust thebrightness of the monitoring area.4. Set the <Top, Bottom, Left, Right>levels to specify the target area.HLC (Highlight Compensation) SetupWhen a strong light such as streetlamp or headlight faces forward to the camera, you canmask that exposed area in order to protect it from being saturated.1. Select <Backlight>.2. Set <Mode> to <HLC>.3. Set the <HLC level> and the <Masktone>.• HLC level : Adjust the brightnesslevel so as to remove the incominghighlight from a specific condition.• Mask tone : Adjust the mask tone ofthe highlighted area.M At night operation, this function will be activated only if the incoming highlight exceeds a certainarea in a low contrast environment. At night, HLC will not function if the scene is either too bright or too dark.