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• When the inside of the projector becomes overheated, the projector
will automatically shut down (for safety purposes) and the indicator lamps may
also be turned off. In this case, disconnect the power cord, and wait at least 45
minutes. After the projector has cooled down sufciently, verify the lamp and
lamp cover are securely attached, and then turn the power on again.
NOTE
For the SECURITY indicator, see SECURITY INDICATOR in the SECURITY
menu (93).
For the SHUTTER indicator, see the section "Temporarily shutting the screen"
(36).
The FILTER indicator shows the condition of the air lter. Utilize this feature to
keep the inside of the projector in good condition.
FILTER indicator Description
OFF
The air lter is clean.
No maintenance is needed.
Solid
Orange
The air lter is getting clogged.
The lter needs to be cleaned.
Solid
Red
The air lter is clogged.
You must turn the power off and clean the air lter
immediately.
Troubleshooting
Regarding the indicator lamps (continued)
Resetting all settings
When it is difcult to correct all of the menu settings, FACTORY RESET in the
SERVICE item of the OPTION menu (75) can be used to reset all settings (except
LANGUAGE, LAMP TIME, FILTER TIME, FILTER MESSAGE, STANDBY MODE,
COMMUNICATION, SECURITY and NETWORK) to their factory defaults.
• The FILTER indicator might turn solid orange or red when something
blocks the intake vents even though the air lter is clean.
•
The FILTER indicator might light up differently from other indicators or display
messages related to cleaning the air lter. Follow the messages that are
displayed earlier.
NOTE
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