3M MP7750 Operation Guide - Page 20
Correcting Keystone Distortions
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CORRECTING KEYSTONE DISTORTIONS VIDEO STANDBY/ON RGB SEARCH ASPECT AUTO BLANK MAGNIFY ON HOME PAGE UP VOLUME OFF END PAGE DOWN MUTE FREEZE KEYSTONE 1 Press the KEYSTONE button As illustrated on the right, a dialog will appear on the screen to aid you in correcting the distortion. KEYSTONE KEYSTONE 16 POSITION MENU ESC ENTER RESET 2 Use the , buttons to select the direction of distortion to correct ( / ) 3 Use the distortion , buttons to correct the Press the KEYSTONE button again to close the dialog and complete this operation. (Even if you don't do anything, the dialog will automatically disappear after a few seconds.) NOTE • This function may not be work well with some types of input signals. • The adjustable range for correcting keystone distortions will vary with the type of input signal. 20