Regarding the indicator lamps (continued)
The cooling fan is not operating.
Please turn the power off, and allow the unit to cool 
down at least 20 minutes. 
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 treatment, 
please contact your dealer or service company.
There is a possibility that the interior portion 
Please turn the power off, and allow the unit 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?
Does the peripheral temperature exceed 35°C?
If the same indication is displayed after the treatment, 
please set the HIGH at the FAN SPEED of the item 
SERVICE of the OPTION menu.
There is a possibility that the interior portion 
Please use the unit within the usage temperature 
parameters (5°C to 35°C). After the treatment, resent 
It is time to clean the air 
Please immediately turn the power OFF, and clean 
or change the air fi lter by referring to the section “Air 
Filter”. After cleaning or changed the air fi lter, please 
be sure to reset the fi lter timer. After the treatment, 
  • When the interior portion has become overheated, for safety 
purposes, the power source is automatically turned off, and the indicator lamps 
may also be turned off. In such a case, press the “
” (OFF) side of the power 
switch, 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.