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Installation
Projection schemes
Any of the following four projection schemes can be used depending on user's needs or viewing conditions.
Use "OPTION2" menu (chosen from the MAIN MENU) to choose the appropriate projection scheme. (page 33)
Installation geometry
When planning the projector and screen geometry, refer to the figure below and the information on the next
page for reference. After the projector is roughly positioned, picture size and vertical picture positioning can be
finely adjusted with the powered zoom lens and lens tilt mechanism.
Side view
With optional ceiling mount
bracket (ET-PKD56H)
H
H
Screen
L
: Projection distance
SH : Image height
SW : Image width
H
: Distance from centre of lens to bottom edge
of projected image.
• Do not place or use one projector on top of another projection unit.
Attention
• Leave a clearance of at least 50 cm so that the ventilation opening on the rear panel will not be
blocked. (page 59)
16
FLOOR
(Default position)
L
185
256
L
CEILING
Top view
L
Screen
unit : mm
100
200
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