NEC NP04CM 50031233-NP04CM User Manual
Product codes
50031233-NP04CM
14
Adjustment of the Projection Angle
1
10˚
10˚
上下端
Upper and lower
edges
edges
Before the Adjustment
• Refer to the instruction manual of the projector, switch on the power and project an
image.
• Refer to the section "Orientation " of Setup and select the projection orientation.
Select "Ceiling/Front" when projection is from the front side, and "Ceiling/Rear"
when projection is from the rear side.
when projection is from the rear side.
• Provisionally determine the projection size with the manual zoom, then perform the
angle adjustment.
Adjustment of the projection angle should generally follow the steps described below.
1. Distortion Adjustment
Adjust each of the left-right, up-down, and
inclination angles so that the projected image
becomes rectangular.
It is acceptable if the image extends beyond
the screen at this time.
inclination angles so that the projected image
becomes rectangular.
It is acceptable if the image extends beyond
the screen at this time.
2. Fine Adjustment
Adjust the lens shift function of Finely
adjust each of the left-right, up-down, and
inclination angles of the fittings so that the
projected image coincides with the screen.
adjust each of the left-right, up-down, and
inclination angles of the fittings so that the
projected image coincides with the screen.
Adjust the Left-Right
Angle
Angle
Turn the projector left and right so
that the upper and lower edges of
the screen are parallel, then firmly
tighten the four left-right angle
adjustment screws. It is acceptable if
the image extends beyond the
screen.
that the upper and lower edges of
the screen are parallel, then firmly
tighten the four left-right angle
adjustment screws. It is acceptable if
the image extends beyond the
screen.
Distortion Adjustment
Maximum adjustment angle +/-10˚
Left-right angle adjustment screws
(There are also screws on the
opposite side.)
(There are also screws on the
opposite side.)
NP04CM_E 07.3.12 9:16 AM ページ 14