NEC NP-UM330X Manuel d'utilisateur télécharger pdf (Page 126)

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Thissectiondescribesthesimplemaintenanceproceduresyoushouldfollowtocleanthelters,theprojectionwindow,

thecabinet,andtoreplacethelampandthelters.

1 Cleaning the Filters

Theair-lterspongekeepsdustanddirtfromgettinginsidetheprojectorandshouldbefrequentlycleaned.Ifthelter

isdirtyorclogged,yourprojectormayoverheat.

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[3500H]attimeofshipmentonUM330X/UM330W;thetimeto

cleantheltersissetto[5000H]attimeofshipmentonUM280X/UM280W.

Tocancelthemessage,pressanybuttonontheprojectorcabinetortheremotecontrol.

Thetwo-layerlterontheprojectorimprovescoolinganddust-proofcapabilities.

Theoutsides(intakeside)oftherstandsecondlayerltersremovedust.

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. Push the button to release the ﬁlter cover and pull it out.

Button

2. Remove the two ﬁlter cases.

Small ﬁlter case Large ﬁlter case

Tab

7. Maintenance

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NEC NP-UM330X Manuel d'utilisateur Page 126