NEC PX750U - 2 Cleaning the Lens; 3 Cleaning the Cabinet

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7. Maintenance
 Cleaning the Lens
• Turnofftheprojectorbeforecleaning.
• Useablowerorlenspapertocleanthelens,andbecarefulnottoscratchormarthelens.
 Cleaning the Cabinet
Turnofftheprojector,andunplugtheprojectorbeforecleaning.
• Useadrysoftclothtowipedustoffthecabinet.
 Ifheavilysoiled,useamilddetergent.
• Neverusestrongdetergentsorsolventssuchasalcoholorthinner.
• Whencleaningtheventilationslitsorthespeakerusingavacuumcleaner,donotforcethebrushofthevacuum
cleanerintotheslitsofthecabinet.
Vacuum the dust off the ventilation slits.
• Cloggedventilationslitsmaycauseariseintheinternaltemperatureoftheprojector,resultinginmalfunction.
• Donotscratchorhitthecabinetwithyourngersoranyhardobjects
• Contactyourdealerforcleaningtheinsideoftheprojector.
NOTE:Donotapplyvolatileagentsuchasinsecticideonthecabinet,thelens,orthescreen.Donotleavearubberorvinylproduct
inprolongedcontactwithit.Otherwisethesurfacenishwillbedeterioratedorthecoatingmaybestrippedoff.