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Before calling for service
Before calling for service, check the following points.
Problem
Power does not
B The power cord may not be connected.
turn on.
B The MAIN POWER switch is turned off.
B The main power supply is not being supplied to the
wall outlet.
B TEMP indicator is illuminated or flashing.
B LAMP indicator is illuminated or flashing.
B The lamp unit cover has not been securely installed.
No picture
B The video signal input source may not be
appears.
connected properly.
B The input selection setting may not be correct.
B The "BRIGHT" adjustment setting may be at the
minimum possible setting.
B The shutter function may be in use.
B The lens cover may still be attached to the lens.
The picture is
B The lens focus may not have been set correctly.
fuzzy.
B The projector may not be at the correct distance
from the screen.
B The lens may be dirty.
B The projector may be tilted too much.
B "COLOR" or "TINT" adjustment may be incorrect.
COLOR is too
B The input source which is connected to the
light or TINT is
poor.
projector may not be adjusted correctly.
B The batteries may be weak.
The remote
B The batteries may not be inserted correctly.
control unit
B The remote control signal receptor on the projector
does not
may be obstructed.
operate.
B The remote control unit may be out of the operation range.
B The signal format ("TV-SYSTEM") may not be set correctly.
The picture does
B There may be a problem with the video tape or
not display
other signal source.
correctly.
B A signal which is not compatible with the projector
may be being input.
B The cable may be too long.
Picture from
B The external video output for the laptop computer
computer does
not appear.
may not be set correctly.
(You may be able to change the external output
settings by pressing the [Fn]+[F3] or [Fn]+[F10] keys
simultaneously. The actual method varies depending
on the type of computer, so refer to the documentation
provided with your computer for further details.)
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Possible cause
Cleaning and maintenance
Before carrying out cleaning and maintenance, be
Page
sure to disconnect the power cord plug from the
–
wall outlet.
–
–
Wipe the cabinet with a soft, dry cloth.
If the cabinet is particularly dirty, soak the cloth in water with a small amount
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of neutral detergent in it, squeeze the cloth very well, and then wipe the
cabinet. After cleaning, wipe the cabinet dry with a dry cloth. If using a
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chemically-treated cloth, read the instructions supplied with the cloth before
–
use.
–
Do not wipe the lens with a cloth that is dusty or which produces lint.
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If any dust or lint gets onto the lens, such dust or lint will be magnified and
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projected onto the screen. Use a blower to clean any dust and lint from the
lens surface, or use a soft cloth to wipe off any dust or lint.
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54
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NGLISH
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