Hitachi CP-X990W, User Manual

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ENGLISH-6
INSTALLATION
INSTALLATION
Installation of the Projector and Screen
Refer to the drawing and table below for determining of the screen size and projection distance.
Top View
Side View
Screen size
[inches (m)]
a
[inches (m)]
b
[inches (cm)]
Min. Max.
40 (1.0) 55 (1.4) 73 (1.9) 1 (3)
60 (1.5) 85 (2.2) 114 (2.9) 2 (4)
80 (2.0) 114 (2.9) 151 (3.8) 2 (6)
100 (2.5) 144 (3.7) 191 (4.9) 3 (7)
120 (3.0) 176 (4.5) 231 (5.9) 3 (9)
150 (3.8) 220 (5.6) 282 (7.2) 4 (11)
200 (5.0) 291 (7.4) 386 (9.8) 6 (15)
Angle Adjustment
Use the foot adjusters on the bottom of the
projector to adjust the projection angle. It is
variable within 0˚ to 9˚ approximately.
1. Lift up the front side of the projector, and
pressing the foot adjuster button, adjust the
projection angle.
2. Release the button to lock at the desired angle.
3. Make the foot adjusters screw for fine
adjustment. Do not force the adjusters to make
screw. This could damage the adjusters or
cause the lock to fail.
Foot Adjusters
The projection distances shown in the table below
are for full size (1024 x 768 dots).
a : Distance from the projector to the screen. (±10%)
b : Distance from the lens center to the bottom of the
screen. (±10%)
Table 1. Installation Reference
b
a
Lens center
Screen
CAUTION • Do not release the foot adjuster button unless the projector is
being held; otherwise, the projector could overturn or the fingers could get
caught and cause personal injury.
Variable within the range of approximately 0° - 9°
CAUTION • Install the projector in a suitable environment according to instructions of
the accompanying manual “SAFETY INSTRUCTIONS” and this manual.
• When you fix this unit with a metal tool and the like, you must connect it with ground
wire; otherwise, fire or electric shock can result.
Connect the ground terminal of AC inlet of this unit with the ground terminal provided at the
building using an optional three-core power-supply cord.
• Please basically use liquid crystal projector at the horizontal position. If you use liquid
crystal projector by the lens up position, the lens down position and the side up position, this
may cause the heat inside to build up and become the cause of damage. Be especially careful
not to install it with ventilation holes blocked.
• Do not install LCD projector in smoke effected environment. Smoke residue may buildup
on critical parts (i.e.LCD panel, Lens Assy etc.).
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