NEC PX750U - Correcting Horizontal and Vertical Keystone Distortion [CORNERSTONE]; Cornerstone

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3. Convenient Features
 Correcting Horizontal and Vertical Keystone Distortion
[CORNERSTONE]
Usethe3DReform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.
Cornerstone
1. Pressandholdthe3DREFORMbuttonforaminimumof2secondstoresetcurrentadjustments.
Current adjustments for [KEYSTONE] or [CORNERSTONE] will be cleared.
2. Projectanimagesothatthescreenissmallerthantheareaoftheraster.
3. Pickupanyoneofthecornersandalignthecorneroftheimagewithacornerofthescreen.
Projected image
The drawing shows the up-
per right corner.
4. Pressthe3DREFORMbuttontwice.
The Cornerstone adjustment screen is displayed.
5. Usethebuttontoselectoneicon()whichpointsinthedirectionyouwishtomovetheprojected
imageframe.
6. PresstheENTERbutton.
TIP: If you are adjusting [KEYSTONE], [CORNERSTONE] will not be
available.Ifthishappens,pressandholdthe3DREFORMbuttonfora
minimumof2secondstoresetthe[KEYSTONE]adjustments.
The drawing shows the upper left
icon ( ) is selected.