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Projection scheme
This projector can use any of the four projection
schemes shown at right. Select the scheme that best
suits your particular installation location. Select the
most suitable scheme to the situation of your location.
Use the OPTION menu on the menu screen to choose
the desired projection scheme. (Refer to page 72)
Rear projection
Front projection
Table standing
Ceiling mount
Table standing
Ceiling mount
(Default position)
< Front > < Side >
Leveling feet
Installation
Adjusting the leveling feet
The four leveling feet mounted at the bottom of the projector are level-adjustable (0 mm–33 mm) which can be used
when the floor surface is not horizontal.
Installation geometry
When planning the projector and screen geometry, refer to the figures 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 shifting mechanism.
H
SH
L
L
H
Side view
When optional ceiling
mount bracket (ET-PKD75)
Screen
(unit: mm/inch)
438-558
(17.2"-21.9")
237
(9.3")
L
SW
314
86
140
175
468
117
L1
Top view
Screen
(unit: mm/inch)
(18.4")
(5.5")
(12.3")
(3.4")
(6.9")
(4.6")
L : Projection distance
SH : Height of the image
SW : Image width
H : Vertical distance between the lens center
level and the bottom edge of the projected
image
For PT-D7700U: H = 0 to SH
For PT-DW7000U: H = -0.18 x SH to 1.18 x SH
Lens Dimension of L1 (Approx.)
ET-D75LE1 102 (4")
ET-D75LE2 86.5 (3.4")
ET-D75LE3 90 (3.5")
ET-D75LE4 113.9 (4.5")
ET-D75LE5 190 (7.5")
ET-D75LE8 242 (9.5")