NEC P554U - Maintenance; ❶ Cleaning The Filters

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7. Maintenance
Thissectiondescribesthesimplemaintenanceproceduresyoushouldfollowtocleanthelters,thelens,thecabinet,
andtoreplacethelampandthelters.
❶ Cleaning the Filters
Thelterattheintakeventkeepsdustanddirtfromgettinginsidetheprojector.Ifthelterisdirtyorclogged,your
projector may overheat.
WARNING
• Pleasedonotuseaspraycontainingammablegastoremovedustattachedtothelters,etc.Doingsomay
resultinres.
NOTE:Themessageforltercleaningwillbedisplayedforoneminuteaftertheprojectoristurnedonoroff.Whenthemessageisdisplayed,
cleanthelters.Thetimetocleantheltersissetto[4000H]attimeofshipment.
Tocancelthemessage,pressanybuttonontheprojectorcabinetortheremotecontrol.
Tocleanthelter,detachthelterunitandtheltercover.
CAUTION
• Beforecleaningthelters,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 towards
you to open it.
Filter cover
2. Pick the center of the filter unit for pulling it out.
Filter unit
3. Vacuumdustonthefrontandbackfacesofthelterunit.
• Getridofdustinthelter.
• Gentlygetridofdustontheltercoverandintheaccordion
pleats of the filter.
NOTE:
• Wheneveryouvacuumthelter,usethesoftbrushtovacuum.Thisistoavoid
damagetothelter.
• Donotwashthelterwithwater.Doingsocanresultinlterclogging.
Filter cover
Filter unit