Projection Distance And Screen Size - NEC NP-UM330W Installation And Adjustment Manual

M Projection Distance and Screen Size
The following shows the projection distance and screen size as well as the optimum height of the
projector and screen.
Refer to the dimensions on the diagram to determine the position of installation, then perform the
mounting procedure.
CAUTION
- When the screen is installed in front of the wall surface, the distance between the projector
and the screen will be shorter (the sliding range is reduced). Check before installing.
- Be sure to line up the center of the wall adapter with the center of the screen.
Wall
Screw hole
center
189
Screw hole
center
H
1
The projector's aspect ratio is as shown below.
D=16 (W): 10 (H2) screen: Wide type projector
D=4 (W): 3 (H2) screen: Standard type projector
L
2
L
1
H
2
Screen surface
D
71
Screw hole center
Center of wall adapter
ENG-7
142
71
Screw hole center
Center of screen
D
W
D