Epson Projector PowerLite 20230 User Manual

You
cannot resetthefollowing settingsusingtheReset Alloption:
 •
PC Signal
 •
Language
 •
Lamp Hours
 •
All settings inthe Network menu
 Parent
topic:Adjusting theMenu Settings
 91 

Maintaining
andTransporting theProjector
 Follow
theinstructions inthese sections tomaintain yourprojector andtransport itfrom place toplace.
 Projector
Maintenance
 Transporting
theProjector
 Projector
Maintenance
 Your
projector needslittlemaintenance tokeep working atits best.
 You
may need toclean thelens periodically, andclean theairfilter andairvents toprevent theprojector
 from
overheating duetoblocked ventilation.
 The
only parts youshould replace arethelamp, airfilter, andremote...

•
To remove stubborn smudges, moistenasoft, lint-free clothwithlens cleaner andgently wipethe
 lens.
Donot spray anyliquid directly onthe lens.
 Warning:
Donot use alens cleaner thatcontains flammable gas.Thehigh heat generated bythe
 projector
lampmaycause afire.
 Caution:
Donot use glass cleaner orany harsh materials toclean thelens anddonot subject thelens
 to
any impacts; youmay damage it.Do not use canned air,orthe gases mayleave aresidue. Avoid
 touching
thelens withyour bare hands toprevent...

•
To remove stubborn dirt,useasoft cloth moistened withwater andmild soap. Donot spray liquid
 directly
onthe projector.
 Caution:
Donot use wax, alcohol, benzene, paintthinner, orother chemicals toclean theprojector
 case.
These candamage thecase. Donot use canned air,orthe gases mayleave aflammable
 residue.

Parent
topic:Projector Maintenance
 Air
Filter andVent Maintenance
 Regular
filtermaintenance isimportant tomaintaining yourprojector. YourEpson projector isdesigned
 with
aneasily accessible,...

2.
Gently remove thedust using asmall vacuum designed forcomputers oravery softbrush (suchas
 a
paintbrush).
 Note:
Youcanremove theairfilter soyou canclean bothsides ofit.Do not rinse theairfilter in
 water,
oruse anydetergent orsolvent toclean it.
 Caution:
Donot use canned air.The gases mayleave aflammable residueorpush dustanddebris
 into
theprojectors opticsorother sensitive areas.
 3.
Ifdust isdifficult toremove orthe airfilter isdamaged, replacetheairfilter.
 Parent
topic:AirFilter andVent...

2.
Carefully opentheairfilter cover.
 3.
Pull theairfilter outofthe projector.
 Note:
Airfilters contain ABSresin andpolyurethane foam.Dispose ofused airfilters according to
 local
regulations.
 96   

4.
Place thenew airfilter inthe projector asshown andpush gently untilitclicks intoplace.
 5.
Close theairfilter cover.
 Parent
topic:AirFilter andVent Maintenance
 Projector
LampMaintenance
 The
projector keepstrackofthe number ofhours thelamp isused anddisplays thisinformation inthe
 projectors
menusystem.
 Replace
thelamp assoon aspossible whenthefollowing occurs:
 •
The projected imagegetsdarker orstarts todeteriorate
 •
Amessage appearswhenyouturn onthe projector tellingyoutoreplace thelamp
 •
The...

Replacing
theLamp
 Before
youreplace thelamp, letthe projector cooldown foratleast onehour sothe lamp willnot behot.
 Warning:
Letthelamp fullycool before replacing itto avoid injury.
 You
canreplace thelamp while theprojector ismounted tothe ceiling, ifnecessary.
 1.
Turn offthe projector andunplug thepower cord.
 2.
Allow theprojector lamptocool down foratleast onehour.
 3.
Use thescrewdriver includedwiththereplacement lamptoloosen thescrew securing thelamp
 cover.

Warning:
Ifthe lamp isbroken,...

4.
Slide thelamp cover outand liftitoff.
 5.
Loosen thescrews securing thelamp tothe projector. Thescrews donot come allthe way out.
 99   

6.
Grasp theraised section ofthe lamp andgently pullthelamp outofthe projector.
 Note:
Thelamp(s) inthis product containmercury. Pleaseconsult yourstate andlocal
 regulations
regardingdisposalorrecycling. Donot putinthe trash.
 7.
Gently insertthenew lamp intotheprojector. Ifitdoes notfiteasily, makesureitis facing theright
 way.

Caution:
Donot touch anyglass onthe lamp assembly toavoid premature lampfailure.
 100