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Troubleshooting
Troubleshooting
If an abnormal operation should occur, stop using the projector immediately.
Otherwise if a problem occurs with the projector, the following checks and measures are
recommended before requesting repair.
If this does not resolve the problem, please contact your dealer or service company.
They
will tell you what warranty condition is applied.
►
Never use the projector if abnormal operations such as smoke,
strange odor, excessive sound, damaged casing or elements or cables, penetration
of liquids or foreign matter, etc. should occur. In such cases, immediately turn off the
power switch and then disconnect the power plug from the power outlet. After making
sure that the smoke or odor has stopped, contact to your dealer or service company.
WARNING
Related messages
When some message appears, check and cope with it according to the following table.
Although these messages will be automatically disappeared around several minutes, it will
be reappeared every time the power is turned on.
Message Description
There is no input signal.
Please conrm the signal input connection, and the status
of the signal source.
The horizontal or vertical frequency of the input signal
is not within the specied range.
Please conrm the specs for your projector or the signal
source specs.
An improper signal is input.
Please conrm the specs for your projector or the signal
source specs.
The internal temperature is rising.
Please turn the power off, and allow the projector to cool
down at least 20 minutes. After having conrmed the
following items, please turn the power ON again.
• Is there blockage of the air passage aperture?
• Is the air lter dirty?
• Does the peripheral temperature exceed 35°C?
If the same indication is displayed after the remedy, please set
FAN SPEED of the SERVICE item in the OPTION menu to HIGH.
A note of precaution when cleaning the air lter.
Please immediately turn the power off, and clean or change
the air lter referring to the “Cleaning and replacing the
air lter” section of this manual. After you have cleaned or
changed the air lter, please be sure to reset the lter timer
(
56).