Chapter 4 Settings — [POSITION] menuENGLISH - 91[CURVED CORRECTION][VERTICAL BALANCE] [HORIZONTAL BALANCE][MAINTAIN ASPECT RATIO]Select [ON] to correct while keeping the aspect ratio.Setting [CORNER CORRECTION]1) Press as to select [GEOMETRY].2) Press qw to select [CORNER CORRECTION].3) Press the button.f The [GEOMETRY:CORNER CORRECTION] screen is displayed.4) Press as to select the item to adjust, and press the button.5) Press asqw to adjust.[CORNER CORRECTION][UPPER LEFT] [UPPER RIGHT] [LOWER LEFT] [LOWER RIGHT][LINEARITY]Horizontal direction Vertical directionNotef The menu or logo may run off the screen when [GEOMETRY] is set.f The edge blending adjustment may not be performed correctly depending on the environment when using the [ADVANCED MENU] menu →[EDGE BLENDING] and [GEOMETRY] simultaneously.f The optional Upgrade Kit (Model No.: ET-UK20) can be used to expand the correctable range. To purchase the product, consult your dealer.(Only for PT-RZ770, PT-RZ660)f The [GEOMETRY] setting becomes disabled when the [DISPLAY OPTION] menu → [IMAGE ROTATION] is set to anything other than [OFF]while using PT-RW730 or PT-RW620, disallowing the usage of the geometric adjustment function.f The settings for [DEFAULT] and [USER] in the [PICTURE] menu → [GAMMA] become disabled when [GEOMETRY] is set to anything otherthan [OFF] while using PT-RW730 or PT-RW620. The gamma mode will be the same as when set to [2.2].f The image may disappear momentarily during adjustment, but this is not a malfunction.