NEC NP43 - Replacing the Lamp and Cooling Pump

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7. Maintenance
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Replacing the Lamp and the Cooling Pump
Whenthelampreachestheendofitslife,theLAMPindicatorinthecabinetwillblinkred.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77)
CAUTION
• Theoptionallampcomeswiththecoolingpump.
 Afterreplacingthelamp,besuretoreplacethecoolingpump,too.
• DONOTTOUCHTHELAMPimmediatelyafterithasbeenused.Itwillbeextremelyhot.Turntheprojectoroff,
waitforthecoolingfanstostopandthendisconnectthepowercable.Allowatleastonehourforthelampto
coolbeforehandling.
• DONOTREMOVEANYSCREWSexceptonelampcoverscrewandtwolamphousingscrews.Youcouldre-
ceive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in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con-
tinue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.
To replace the lamp:
Optionallamp,coolingpumpandtoolsneededforreplacement:
• Replacementlampwithcoolingpump:NP09LP(NP64/NP63)orNP08LP(NP54/NP43)
• Phillipsscrewdriverorequivalent
1. Place the projector on a soft cloth and turn it over to access the lamp cover on the bottom.
2. Loosen the lamp cover screw until the screwdriver goes into a freewheeling condition and remove the
lamp cover.
The lamp cover screw is not removable.