6
Troubleshooting
Regarding the indicator lamps (continued)
Indicator Status Description
RedRed
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
sufciently cooled down, please make conrmation of
the following items, and then turn the power on again.
• Is there blockage of the air passage aperture?
• Is the air lter dirty?
• Please use the unit within the temperature range.
NORMAL MODE: 0 to 45°C
ECO MODE: 0 to 50°C
HIGH ALTITUDE: 0 to 40°C
• Is the setting for ALTITUDE appropriate?
• Is the exhaust air (hot/cold) from peripheral
equipments blowing against the ventilation opening
of projector?
For details on ALTITUDE, refer to ALTITUDE of
SERVICE in the OPTION menu. If the projector is
used with a wrong setting, it may cause damage to
the projector itself or the parts inside.
Red
Red
Red
Blinking
alternately
The interior portion is cold.
Please use the unit within the temperature range.
NORMAL MODE: 0 to 45°C
ECO MODE: 0 to 50°C
HIGH ALTITUDE: 0 to 40°C
After the treatment, restart the projector.
Red
Red
Red
Blinking at the
same time
It is time to clean the air lter.
Please turn the power off immediately, and clean or
change the air lter referring to the section Cleaning
and replacing the air lter. After cleaning or
changing the air lter, please be sure to reset the
lter timer.
After the remedy, restart the projector.