NEC PX750U - 6. Installation and Connections

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6. Connecting to Other Equipment
 Mounting a lens (sold separately)
Sixseparatebayonetstylelensescanbeusedwiththisprojector.ThedescriptionsherearefortheNP18ZL(1.3x
zoom)lens.Mountotherlensesinthesamemanner.
NOTE:
• Theprojectorandlensesaremadeofprecisionparts.Donotsubjectthemtoshockorexcessiveforces.
• Removetheseparatelysoldlenswhenmovingtheprojector.Ifnot,thelenscouldbesubjecttoshockwhiletheprojectorisbeing
moved,damagingthelensandthelensshiftmechanism.
• Turnoffthepowerandwaitforthecoolingfantostopandturnoffthemainpowerswitchbeforemountingorremovingthe
lens.
• Whendismountingthelensfromtheprojector,returnthelenspositiontothehomepositionbeforeturningoffthepower.Failureto
dosomaypreventthelensfrombeingmountedordismountedbecauseofnarrowspacebetweentheprojectorandthelens.
• Nevertouchthelenssurfacewhiletheprojectorisoperating.
• Beverycarefulnottoletdirt,grease,etc.,onthelenssurfaceandnottoscratchthelenssurface.
• Performtheseoperationsonaatsurfaceoverapieceofcloth,etc.,topreventthelensfromgettingscratched.
• Whenleavingthelensofftheprojectorforlongperiodsoftime,mountthedustcapontheprojectortopreventdustordirtfrom
getting inside.
• Ifyouhavemultipleprojectors,becarefulofthefollowing:
 Thefollowinglensesdesignedexclusivelyforthisprojectorcannotmountedontoanotherprojector.
- NP16FL/NP17ZL/NP18ZL/NP19ZL/NP20ZL/NP21ZL
Mounting the lens
1. Removethedustcapfromtheprojector.
2. Removethelenscaponthebackofthelens.
• ThelensNP18ZLisusedasanexample.
3. Insertthelensontotheprojectorwiththearrowmarkin
thelabelonthelensfacingupwards.
 Insertthelensslowlyallthewayin,keepingthepositioning
slit at the same angle.
Arrow mark