Chapter 4 Settings — [PICTURE] menu68 - ENGLISH3) Press qw to switch the item.f The items will switch each time you press the button.[DEFAULT] Factory default setting.[HIGH] Select so that images become natural.[LOW][GAMMA]You can adjust contrast balance.1) Press as to select [GAMMA].2) Press qw or the button.f The [GAMMA] individual adjustment screen is displayed.3) Press qw to adjust the level.Operation Adjustment Range of adjustmentPress the w button. The midtones become brighter. -8 ~ +7Press the q button. The midtones become darker.[IRIS](Only for PT-EZ590, PT-EW650 and PT-EX620)Aperture correction is performed automatically based on the image to result in an image of optimum contrast.1) Press as to select [IRIS].2) Press qw or the button.f The [IRIS] individual adjustment screen is displayed.3) Press qw to switch the item.f The items will switch each time you press the button.[OFF] No correction.[ON] Automatically corrects the aperture.[ADVANCED MENU]You can perform more advanced image adjustment.1) Press as to select [ADVANCED MENU].2) Press the button.f The [ADVANCED MENU] screen is displayed.3) Press as to select one item among [CONTRAST R] ~ [BRIGHTNESS B].4) Press qw or the button.f The individual adjustment screen of items are displayed.5) Press qw to adjust the value.Items Operation Adjustment Adjustment range[CONTRAST R] Press the w button. Emphasizes red in highlight areas. -32 ~ +32Press the q button. Deemphasizes red in highlight areas.[CONTRAST G] Press the w button. Emphasizes green in highlight areas. -32 ~ +32Press the q button. Deemphasizes green in highlight areas.[CONTRAST B] Press the w button. Emphasizes blue in highlight areas. -32 ~ +32Press the q button. Deemphasizes blue in highlight areas.[BRIGHTNESS R] Press the w button. Emphasizes red in shadow areas. -32 ~ +32Press the q button. Deemphasizes red in shadow areas.