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7. Maintenance

2. Remove the ﬁlter unit by pulling out the tab.

Filterunit Tab

3. Remove the four ﬁlters.

 Holdandremovetheltersttedtothetwosidesofthelter

unit.

4. Use a vacuum cleaner to vacuum all the dust inside.

 Getridofdustinthelter.

NOTE:

• Wheneveryouvacuumthelter,usethesoftbrushattachmentto

vacuum.Thisistoavoiddamagetothelter.

• Donotwashthelterwithwater.Doingsocanresultinlterclog-

ging.

5. Remove the dust on the front and back of the ﬁlter unit.

• Pleasealsoremovealldustfromtheltercoverofthepro-

jector.

NEC PA721X User Manual

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