Epson Projector Pro G7905U User Manual

191
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...

192
•
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...

193
Related
references
 Projector
LightStatus
 Cleaning
theAirFilter
 You
need toclean theprojectors airfilter inthe following situations:
 •
The filter orvents getdusty.
 •
You seeamessage tellingyoutoclean it.
 •
The projectors filterlightflashes green.
 1.
Turn offthe projector, waitforthe projector tobeep, andunplug thepower cord.
 2.
Slide theairfilter cover latchandopen theairfilter cover.  

194
3.
Pull theairfilter outofthe projector.
 4.
Tap each sideofthe airfilter 4to 5times toshake offany excess dust.Thisshould bedone outside
 the
room oraway fromtheprojector.
 Caution:
Donot use excessive forcewhen tapping theairfilter, oritmay crack andbecome
 unusable.
Donot rinse theairfilter inwater, oruse anydetergent orsolvent toclean it.Do not use   

195
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 isdamaged, replacetheairfilter.
 6.
Place theairfilter back inthe projector asshown andpush gently untilitclicks intoplace.
 7.
Close theairfilter cover.   

196
Parent
topic:AirFilter andVent Maintenance
 Related
references
 Projector
LightStatus
 Replacing
theAirFilter
 You
need toreplace theairfilter inthe following situations:
 •
After cleaning theairfilter, youseeamessage tellingyoutoclean orreplace it
 •
The airfilter istorn ordamaged
 You
canreplace theairfilter while theprojector ismounted tothe ceiling orplaced onatable.
 1.
Turn offthe projector, waitforthe projector tobeep, andunplug thepower cord.
 2.
Slide theairfilter cover latchandopen...

197
3.
Pull theairfilter outofthe projector.
 Note:
Airfilters contain polypropylene. Disposeofused airfilters according tolocal regulations.
 4.
Place thenew airfilter inthe projector asshown andpush gently untilitclicks intoplace.
 5.
Close theairfilter cover.   

198
Parent
topic:AirFilter andVent Maintenance
 Related
references
 Projector
LightStatus
 Optional
Equipment andReplacement Parts
 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 projectors lamplightisflashing...

199
3.
Use thescrewdriver includedwiththereplacement lamptoloosen thescrews securing thelamp
 cover,
andthen remove thelamp cover.
 Warning:
Ifthe lamp isbroken, glassfragments maybeloose inside thelamp chamber. Becareful
 removing
anybroken glasstoavoid injury.
 4.
Loosen thescrews securing thelamp tothe projector. Thescrews donot come allthe way out.   

200
5.
Hold thelamp byitshandle andgently pullitout ofthe projector.
 Note:
Thelamp(s) inthis product containmercury. Pleaseconsult yourstate andlocal
 regulations
regardingdisposalorrecycling. Donot putinthe trash.
 6.
Gently insertthenew lamp intotheprojector. Ifitdoes notfiteasily, makesureitis facing theright
 way.