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Black level setting : brightness White level setting : contrast The same absolute black and white level for the three colors allows the same reference for Brightness and Contrast control of the picture ! These two references also set the range in which the ADC will work for that particular source (this explains also why each input balance setting is linked to a particular source and thus saved in the image file). R59770021 CLM R10+ 11/10/2010 9.Imagemenu 9.3.9.2 Adjusting the input balance How c