18
Projection scheme
This projector is applicable to any of the following four
projection schemes. 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 68)
Rear projection
Front projection
Table standing
Ceiling mount
Table standing
Ceiling mount
(Default position)
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 wit the powered zoom lens and
lens shifting mechanism.
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.
< Front >
< Side >
Leveling feet
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
L
1
Top view
Screen
(unit: mm)
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
Installation
Adjusting the leveling feet
*For PT-D7500E,
H= -0.2 x SH to
1.2 x SH
For PT-D7600E,
H=0 to SH
Lens
Dimension of L1 (Approx.)
ET-D75LE1/ET-D75LE1SC
102
ET-D75LE2/ET-D75LE2SC
86.5
ET-D75LE3/ET-D75LE3SC
90
ET-D75LE4/ET-D75LE4SC
113.9
ET-D75LE5
190