Dukane Projector 976SX - Manual (Page 122)

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• 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 sufficiently cooled down, please make
confirmation of the attachment state of the lamp and lamp cover, and then turn
the power on again.
NOTE
For the SECURITY indicator, see SECURITY INDICATOR in the SECURITY
menu (93).
For the
SHADE indicator, see the section "Temporarily shading the screen"
(36).
The
FILTER indicator shows the condition of the air filter. Utilize this feature to
keep the interior of the projector in good condition.
FILTER indicator Description
Turned off
The air filter is clean.
No need to clean up.
Lighting In Orange
The air filter is going to be choked.
It is recommended to clean it.
Lighting In Red
The air filter is choked.
It is required to turn the power off and clean the air filter
immediately.
Troubleshooting
Regarding the indicator lamps (continued)
Resetting all settings
When it is hard to correct some wrong settings, the FACTORY RESET function
of SERVICE item in OPTION menu (75) can reset all settings (except settings
such as LANGUAGE, LAMP TIME, FILTER TIME, FILTER MESSAGE, STANDBY
MODE, COMMUNICATION, SECURITY and NETWORK) to the factory default.
• The FILTER indicator might light up in orange or red when something
blocks the intake vents even though the air filter is clean.
• The FILTER indicator might light up differently from other indicators or display
messages related to cleaning the air filter. Follow the prompt that is displayed
earlier.
NOTE