NEC PA621X - Operating the Projector Via the LAN (Virtual Remote Tool)

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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.