109
Message
Description
The horizontal or vertical frequency of the input signal is
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Please con
rm the specs for your projector or the signal
source specs.
An improper signal is input.
Please con
rm 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 con
rmed 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 40°C?
• Is the projector used at an altitude of about 1600 m or
higher? If the projector is used at an altitude of about 1600 m
or higher, set ALTITUDE of the SERVICE item in the OPTION
menu to HIGH (
61).
If the projector is used with a wrong
setting, it may cause damage to the projector itself or the
parts inside.
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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 time
(
58, 106
).
The button operation is not available.
Troubleshooting
Related messages (continued)