Epson Projector PowerLite 3700 User Manual

101
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...

102
•
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...

103
Note:
Unplug anycharging cablesfromtheglasses beforecleaning them.
 Caution:
Donot use paper towels orany other abrasive materials toclean theglasses.
 Parent
topic:Projector Maintenance
 Air
Filter andVent Maintenance
 Regular
filtermaintenance isimportant tomaintaining yourprojector. YourEpson projector isdesigned
 with
aneasily accessible, user-replaceable filtertoprotect yourprojector andmake regular maintenance
 simple.
Filtermaintenance intervalswilldepend onthe environment.
 If
regular...

104
•
You seeamessage tellingyoutoclean it.
 1.
Turn offthe projector andunplug thepower cord.
 2.
Liftthe tabonthe bottom ofthe airfilter cover andpulldown toremove thecover.
 3.
Pull theairfilter outofthe projector.   

105
4.
Tap each sideofthe airfilter 4to 5times toshake offany excess dust.
 Caution:
Donot use excessive forcewhen tapping theairfilter, oritmay crack andbecome
 unusable.
Donot rinse theairfilter inwater, oruse anydetergent orsolvent toclean it.Do not use
 canned
air;the gases mayleave aresidue, orpush dustanddebris intotheprojectors opticsor
 other
sensitive areas.
 5.
Vacuum thefront ofthe airfilter (theside withthetabs) toremove anyremaining dust.
 Note:
Ifdust isdifficult toremove orthe airfilter...

106
6.
Place theairfilter back inthe projector asshown.
 7.
Attach theairfilter cover asshown, andpress itgently untilitclicks intoplace.
 Parent
topic:AirFilter andVent Maintenance
 Related
tasks
 Replacing
theAirFilter
 Replacing
theAirFilter
 You
need toreplace theairfilter inthe following situations:
 •
After cleaning theairfilter, youseeamessage tellingyoutoclean orreplace it
 •
The airfilter istorn ordamaged   

107
You
canreplace theairfilter while theprojector ismounted tothe ceiling orplaced onatable.
 1.
Turn offthe projector andunplug thepower cord.
 2.
Liftthe tabonthe bottom ofthe airfilter cover andpulldown toremove thecover.
 3.
Pull theairfilter outofthe projector.
 Note:
Airfilters contain polypropylene. Disposeofused airfilters according tolocal regulations.   

108
4.
Place thenew airfilter inthe projector asshown.
 5.
Attach theairfilter cover asshown, andpress itgently untilitclicks intoplace.
 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   

109
•
Amessage appearswhenyouturn onthe projector tellingyoutoreplace thelamp
 •
The projectors Lamplightisflashing orangeanditspower lightisflashing blue
 Replacing
theLamp
 Resetting
theLamp Timer
 Parent
topic:Projector Maintenance
 Related
references
 Optional
Equipment andReplacement Parts
 Projector
Information Display-Info Menu
 Projector
LampSpecifications
 Replacing
theLamp
 Before
youreplace thelamp, letthe projector cooldown foratleast onehour sothe lamp willnot behot.
 Warning:
Letthelamp...

110
Warning:
Ifthe lamp isbroken, glassfragments maybeloose inside thelamp chamber. Becareful
 removing
anybroken glasstoavoid injury. Ifthe projector isinstalled onthe ceiling, standtothe side
 of
the lamp cover andnotunderneath it;pieces ofglass could fallinto your eyes ormouth whenyou
 open
thelamp cover.
 4.
Slide thelamp cover outand liftitoff.
 5.
Loosen thescrews securing thelamp tothe projector. Thescrews donot come allthe way out.