NEC Electronics America NP-UM352W Manual

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116

8. Maintenance

❹ Replacing the Lamp and the Filters

Whenthelampreachestheendofitslife,theLAMPindicatorinthecabinetwillblinkredandthemessage“THE

LAMPHASREACHEDTHEENDOFITSUSABLELIFE.PLEASEREPLACETHELAMPANDFILTER.”willappear

(*).Eventhoughthelampmaystillbeworking,replacethelamptomaintaintheoptimalprojectorperformance.After

replacingthelamp,besuretoclearthelamphourmeter.(→page74)

CAUTION

• DONOTTOUCHTHELAMPimmediatelyafterithasbeenused.Itwillbeextremelyhot.Turntheprojectoroff

andthendisconnectthepowercord.Allowatleastonehourforthelamptocoolbeforehandling.

• Usethespeciedlampforsafetyandperformance.

 Toorderthereplacementlamp,specifyyourlamptype.

 Replacementlamp:

 NP33LP

 Thereplacementlampcomeswithlters.Whiletheltersattachedtotheprojectoratthetimeofpurchaseare

madeofdarkspongematerial,theltersincludedwiththeoptionallamparemadeofnon-wovenwhitematerial.

Thereisnodifferenceinperformancebetweenthesetwotypes.

• DONOTREMOVEANYSCREWSexceptonelampcoverscrewandtwolamphousingscrews.Youcouldreceive

anelectricshock.

• Donotbreaktheglassonthelamphousing.

 Keepngerprintsofftheglasssurfaceonthelamphousing.Leavingngerprintsontheglasssurfacemightcause

anunwantedshadowandpoorpicturequality.

• Theprojectorwillturnoffandgointostandbymodewhenyoucontinuetousetheprojectorforanother100hours

afterthelamphasreachedtheendofitslife.Ifthishappens,besuretoreplacethelamp.Ifyoucontinuetouse

thelampafterthelampreachestheendofitslife,thelampbulbmayshatter,andpiecesofglassmaybescattered

inthelampcase.Donottouchthemasthepiecesofglassmaycauseinjury.Ifthishappens,contactyourNEC

dealerforlampreplacement.

*NOTE:Thismessagewillbedisplayedunderthefollowingconditions:

• foroneminuteaftertheprojectorhasbeenpoweredon

• whenthe (POWER)buttonontheprojectorcabinetortheSTANDBYbuttonontheremotecontrolispressed

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

Optionallampandtoolsneededforreplacement:

• Phillipsscrewdriver(plus-head)

• Replacementlamp

Flow of Replacing the Lamp and the Filters

Step 1. Replace the lamp

Step 2. Replace the ﬁlters (→ page 119)

Step 3. Clearthelampusagehoursandthelterusagehours(→ page 74)