NEC PA571W - ❻ Correcting Horizontal and Vertical Keystone Distortion [CORNERSTONE]

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3. Convenient Features
❻ Correcting Horizontal and Vertical Keystone Distortion
[CORNERSTONE]
Usethe[CORNERSTONE]featuretocorrectkeystone(trapezoidal)distortiontomakethetoporbottomandtheleft
orrightsideofthescreenlongerorshortersothattheprojectedimageisrectangular.
1. Press and hold the Geometric. button for a minimum of 2 seconds to reset current adjustments.
 Currentadjustmentsfor[GEOMETRICCORRECTION]willbecleared.
2. Project an image so that the screen is smaller than the area of the raster.
Projectedimage
Thedrawingshowstheupperrightcorner.
3. Pick up any one of the corners and align the corner of the image with a corner of the screen.
4. Press the Geometric. button.
 Displaythe[GEOMETRICCORRECTION]screenoftheon-screenmenu.