28-ENGLISH ENGLISH -29 Basic OperationNOTE:B You can also correct keystone distortion by selecting the KEYSTONE itemin the MAIN MENU and pressing ENTER.B Vertical and horizontal keystone distortion can be corrected to ±30° of theangle of tilt by PT-AE300U. Vertical keystone distortion can be correctedto ±30° of the angle of tilt by PT-AE200U. However, the greater thecorrection amount, the more the picture quality will deteriorate, and theharder it will become to achieve a good level of focus. To obtain the bestpicture quality, set up the projector and screen in such a way that theamount of keystone correction required is as minimal as possible.B The picture size will also change when correction of keystone distortion iscarried out.Correcting keystone distortionWhen either the projector or the screen is tilted, the keystone distortion willaffect the image. You can correct the image proportions by the followingprocedure.Picture conditionOperation Press the Hbutton. Press the Ibutton.Picture conditionOperation Press the Hbutton. Press the Ibutton.For PT-AE300UHorizontal and vertical keystone distortion can be corrected by followingprocedures.# Press the KEYSTONE button to displaythe KEYSTONE menu.$ To correct vertical keystone distortionSelect “V-KEYSTONE” by pressingthe F or G buttons and then pressthe ENTER button.% To correct the horizontal keystone distortionSelect “H-KEYSTONE” by pressingthe F or G buttons and then pressthe ENTER button.& Press the MENU button.The display will then return to the previous screen.K E Y S T O N EH - K E Y S T O N E 0V - K E Y S T O N E 0S E L E C T E N T E R E S CK E Y S T O N EH - K E Y S T O N E 0V - K E Y S T O N E 0S E L E C T E N T E R E S CK E Y S T O N EH - K E Y S T O N E 0V - K E Y S T O N E 0S E L E C T E N T E R E S CFor PT-AE200UVertical keystone distortion can be corrected by following procedures.# Use the KEYSTONE button toobtain image balance. K E Y S T O N E 0$ Press the MENU button to return to the previous screen.Picture conditionOperation Press the Hbutton. Press the Ibutton.