64-E
NGLISH
The picture does
not display
correctly.
Picture from
computer does
not appear.
Problem
Possible cause
B
The signal format (“TV-SYSTEM”) may not be set
correctly.
B
There may be a problem with the video tape or
other signal source.
B
A signal which is not compatible with the projector
may be being input.
B
The cable may be too long.
B
The external video output for the laptop computer
may not be set correctly.
(The actual method varies depending on the type
of computer, so refer to the documentation
provided with your computer for further details.)
B
If an PC INPUT indicator is turned off, the video
signals may not be output from the computer.
B
“PC2 SELECT” in the “OPTION” menu is set to
“OUTPUT” when the signals are input to PC 2
IN/PC 1 OUT connector.
Page
–
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Before carrying out cleaning and maintenance, be
sure to disconnect the mains plug from the mains
socket.
Wipe the cabinet with a soft, dry cloth.
If the cabinet is particularly dirty, soak the cloth in water with a small amount
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
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.
If any dust or lint gets onto the lens, such dust or lint will be magnified and
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.
Cleaning and maintenance
Summary of Contents for PT LB50NTU
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