Security-Center TV7014 Installation Manual page 9

(10) Automatic / electronic illumination selector (AES)
The ECOLINE mid-dome camera is equipped with a DC controlled auto-iris lens
(automatic illumination control by the lens). Please do not change the factory
setting (OFF).
(11) Backlight compensation mode selector (BLC)
Depending on the lighting conditions, select one of the following.
BLC ON: The centre of the screen is brighter than the edges of the screen.
Select this mode if the background light is as strong as a spotlight.
BLC OFF: Select this mode if the main object is not located in the centre of the
screen and a source of bright light is located near the centre of the screen.
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