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54
Troubleshooting
Regarding the indicator lamps (continued)
POWER
indicator
LAMP
indicator
TEMP
indicator
Description
Blinking
In Red
or
Lighting
In Red
Turned
off
Lighting
In Red
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?
• 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.
Lighting
In Green
Simultaneous
blinking in Red
It is time to clean the air lter.
Please immediately turn the power off, and clean or
change the air lter referring to the section “Air Filter”.
After cleaning or changing the air lter, please be sure
to reset the lter timer.
After the remedy, reset the power to ON.
Lighting
In Green
Alternative
blinking in Red
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.
NOTE • 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 sufciently cooled down, please make
conrmation of the attachment state of the lamp and lamp cover, and then turn
the power on again.
Shutting the projector down
Only when the projector can not be turned off by usual
procedure
(
13)
, please push the shutdown switch
using a pin or similar, and disconnect the power plug
from the power outlet. Before turning it on again, wait
at least 10 minutes to make the projector cool down
enough.
Resetting all settings
When it is hard to correct some wrong settings, the FACTORY RESET function of the
SERVICE item in the OPTION menu
(
41)
can reset all settings(except LANGUAGE,
FILTER TIME, LAMP TIME, FILTER MESSAGE and etc.) to the factory default.
K
COMPUTER IN1 COMPUTER IN2
Shutdown switch