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181

7. Maintenance

Toreplacethelters:

Fourltersarepackagedwiththereplacementlamp.

Honeycomblter(coarsemesh):Largeandsmallsizes(attachedtotheoutsideofthelterunit)

Accordionlter(nemesh):Largeandsmallsizes(attachedtotheinsideofthelterunit)

NOTE:

• Replaceallfourltersatthesametime.

• Beforereplacingthelters,wipeoffdustanddirtfromtheprojectorcabinet.

• Theprojectorisprecisionequipment.Keepoutdustanddirtduringlterreplacement.

• Donotwashthelterswithsoapandwater.Soapandwaterwilldamagetheltermembrane.

• Putltersintoplace.Incorrectattachmentofaltermaycausedustanddirttogetintotheinsideoftheprojector.

Beforereplacingthelters,replacethelamp.(→page179)

1. Press down on the buttons on the left and right and then pull the ﬁlter cover towards you to open it.

 Thecoverwillopenabout90degreesbeforeitstops.

When mounting the projector to a ceiling

 Theltercoverwillopenabout90degreesbeforeitcomestoastopatthestopperposition.Removeyourhands

asthestopperwillbedetachedifitisopenedfurther.Theltercoverwillstopatapositionofabout90degrees.

 However,theltercovermaycloseiftheprojectorvibrates.

Filtercover Button

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

Filterunit Tab

NEC PA621X User Manual

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