NEC PA723U - Page 119

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5. Using On-Screen Menu
Adjustment method
1. Alignthecursorwiththe[HORIZONTALCORNER]or[VERTICALCORNER]ofthe[GEOMETRICCORREC-
TION]menuandthenpresstheENTERbutton.
• Theadjustmentscreenwillbedisplayed.
2. Press the ▼▲◀▶buttonstoalignthecursor(yellowbox)withthetargetadjustmentpointandthenpress
theENTERbutton.
• Thecursorwillchangeintoanadjustmentpoint(yellowincolor).
3. Press the ▼▲◀▶buttonstoadjustthecornersorsidesofthescreenandthenpresstheENTERbutton.
• Theadjustmentpointwillgobacktobeingacursor(yellowbox).
Explanation of screen transition
• Theadjustmentpointsofthefourcorners(a,c,fandhinthedrawing)willmoveindependently.
• Thefollowingadjustmentpointsdifferatthe[HORIZONTALCORNER]and[VERTICALCORNER].
HORIZONTAL CORNER: When Point b in the drawing is moved, and the upper side and Point g are moved,
the lower side will move in a parallel manner.
VERTICAL CORNER: When Point d in the drawing is moved, and the left side and Point e are moved, the right
side will move in a parallel manner.
[Adjustment points of the [HORIZONTAL CORNER] screen and movement points of the projection screen]
a
b
b
c
d
e
f
g
h
a
c
d
e
f
g
h
Point b will be displaced in a parallel manner at the same time as Points a, b, c
Point g will be displaced in a parallel manner at the same time as Points f, g, h
[Adjustment points of the [VERTICAL CORNER] screen and movement points of the projection screen]
a
a
b
b
c
c
d
d
e
e
f
f
g
g
h
h
Point d will be displaced in a parallel manner at the same time as Points a, d, f
Point e will be displaced in a parallel manner at the same time as Points f, g, h
4. Start from Step 2 onwards to adjust the other points.
5. Whentheadjustmentiscompleted,pressthe▼▲◀▶buttonstoalignthecursorwiththe[EXIT]inthead-
justmentscreenandthenpresstheENTERbutton.
• Switchtothe[GEOMETRICCORRECTION]menuscreen.
TIP:
AcommerciallyavailableUSBmouseisavailabletoperformcorrection.(→ page 40)