User Manual BDL4635E27Main-MenuPICTUREBRIGHTNESSAdjusts the overall image and background screen brightness.Press + button to increase brightness.Press - button to decrease brightness.CONTRASTAdjusts the image brightness for the input signal.Press + button to increase contrast.Press - button to decrease contrast.SHARPNESSThis function is digitally capable to keep crip images at any timing.It is adjustable to get a distinct image or a soft one as you prefer and set independently for eachpicture mode.Press + button to increase sharpness.Press - button to decrease sharpness.BLACK LEVELAdjusts the image brightness for the background.Press + button to increase black level.Press - button to decrease black level.NOTE: sRGB picture mode is standard and cannot be changed.NOISE REDUCTION * : INPUT VIDEO, VIDEO onlyAdjusts the noise reduction level.Press + button to increase reduction level.Press - button to decrease reduction level.