Maintenance; ❶ Cleaning The Filters - NEC PA803U User Manual

7. Maintenance

This section describes the simple maintenance procedures you should follow to clean the filters, the lens, the cabinet,
and to replace the lamp and the filters.
❶ Cleaning the Filters
The filter at the intake vent keeps dust and dirt from getting inside the projector. If the filter is dirty or clogged, your
projector may overheat.
WARNING
• Please do not use a spray containing flammable gas to remove dust attached to the filters, etc. Doing so may
result in fires.
NOTE: The message for filter cleaning will be displayed for one minute after the projector is turned on or off. When the message is
displayed, clean the filters. The time to clean the filters is set to [OFF] at time of shipment. (→ page 112)
To cancel the message, press any button on the projector cabinet or the remote control.
To clean the filter, detach the filter unit and the filter cover.
CAUTION
• Before cleaning the filters, turn off the projector, disconnect the power cord and then allow the cabinet to cool.
Failure to do so can result in electric shock or burn injuries.
1. Press down two buttons and then pull the filter cover to-
wards you to open it.
2. Pick the center of the filter unit for pulling it out.
Filter cover
153
Button
Filter unit