NEC UM280X User Manual page 128

6. Insert the large filter case into the projector cabinet.
Make sure that the filter case is inserted in the correct orienta-
tion.
7. Put the small filter case to the projector cabinet.
Make sure that the filter case is inserted in the correct orienta-
tion.
8. Put the filter cover back to the projector cabinet.
Insert two catches of the tip of the filter cover into the groove of the
cabinet, and push the button to close the filter cover.
• If you find it to hard to close the filter cover, try pushing the notch
part.
9. Clear the filter usage hours.
Plug the power cord into the wall outlet, and then turn on the pro-
jector.
From the menu, select [RESET] → [CLEAR FILTER HOURS]. (→
page 102)
The interval time to clean the filters is set to [OFF] at time of ship-
ment. When using the projector as it is, you do not clear the filter
usage
Button
118
7. Maintenance
Notch
Catch
Inside rib
(protrusion)