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Regarding the indicator lamps (continued)
•
When the interior portion has become overheated, for safety 
purposes, the projector is automatically shut down, and the indicator lamps 
may also be turned off. In such a case, disconnect the power cord, and wait at 
least 45 minutes. After the projector has suffi ciently cooled down, please make 
confi rmation of the attachment state of the lamp and lamp cover, and then turn 
the power on again.
NOTE
POWER TEMP LAMP
SECURITY
Description
Blinking
In
Red
or
Lighting
In
Red
Blinking
In
Red
Turned
off
Turned
off
The cooling fan is not operating.
Please turn the power off, and allow the projector 
to cool down at least 20 minutes. After the projector 
has suffi ciently cooled down, please make 
confi rmation that no foreign matter has become 
caught in the fan, etc., and then turn the power on 
again.
If the same indication is displayed after the remedy, 
please contact your dealer or service company.
Blinking
In
Red
or
Lighting
In
Red
Lighting
In
Red
Turned
off
Turned
off
There is a possibility that the interior portion 
has become heated.
Please turn the power off, and allow the projector 
to cool down at least 20 minutes. After the projector 
has suffi ciently cooled down, please make 
confi rmation of the following items, and then turn 
the power on again.
• Is there blockage of the air passage aperture?
• Is the air fi lter dirty?
• Does the peripheral temperature exceed 35°C?
If the same indication is displayed after the remedy, 
please set FAN SPEED of SERVICE item in 
OPTION menu to HIGH 
(
45)
.
Lighting
In
Green
Simultaneous
blinking in 
Red
Turned
off
It is time to clean the air fi lter.
Please immediately turn the power off, and clean 
or change the air fi lter referring to the section 
“Cleaning and replacing the air fi lter”. After cleaning 
or changing the air fi lter, please be sure to reset the 
fi lter timer. 
After the remedy, reset the power to ON.
Lighting
In
Green
Alternative
blinking in 
Red
Turned
off
There is a possibility that the interior portion 
has become overcooled.
Please use the unit within the usage temperature 
parameters (5°C to 35°C). 
After the treatment, reset the power to ON.
Troubleshooting