NEC PA500U - Adjusting the Vertical Position of a Projected Image (Lens Shift)

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2. Projecting an Image (Basic Operation)
Adjusting the vertical position of a projected image (Lens shift)
CAUTION
Perform the adjustment from behind or from the side of the projector. Adjusting from the
front could expose your eyes to strong light which could injure them.
Turn the lens shift dials clockwise or counterclockwise.
Vertical dial
Turn this clockwise or counterclockwise to adjust the projection position in the vertical direction.
Approximate turning range: About 6 turns counterclockwise, about 2 turns clockwise when the lens is at the center
position.
Horizontal dial
Turn this clockwise or counterclockwise to adjust the projection position in the horizontal direction.
Approximate turning range: About 1 turn counterclockwise, about 1 turn clockwise when the lens is at the center
position.
NOTE:
• Thedialscanbeturnedmorethanonefullturn,buttheprojectionpositioncannotbemovedmorethantherangeindicatedon
thefollowingpage.
• Ifthelensisshiftedtothemaximuminthediagonaldirection,theedgesofthescreenwillbedarkorshaded.
• Theverticalshiftadjustmentmustbenishedwithanimageshiftedupward.Ifyounishtheverticalshiftadjustmentwithan
imageshifteddown,thezoom/focusadjustmentsorstrongshakingmaycauseaprojectedimagetoslightlyshiftdown.
• ThelensshiftfunctioncannotbeusedwhenusingtheseparatelysoldNP11FLlens.
Downward
Upward
Lens shift dial (Horizontal)
Lens shift dial (Vertical)
Rightward
Leftward