Epson Powerlite Home Cinema 750hd Users Guide
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Setting Options Description Display Messages Selects variousdisplayoptions Display Background Messages :controls whether messages aredisplayed onthe Startup Screen screen A/V Mute Display Background :selects the screen colororlogo to display whennosignal is received Startup Screen:controls whether aspecial screen appears whentheprojector starts up A/V Mute :selects thescreen color orlogo todisplay whenA/V Mute isturned on Closed Caption Off Controls useofclosed captions and selects theclosed caption CC1 type (closed captions areonly CC2 visible forNTSC signals connected throughtheS-Video or Video ports) 91
Setting Options Description Users Logo – Creates ascreen thatthe projector displaystoidentify itself and enhance security Projection Front Selects theway theprojector faces thescreen sothe image is Front/Ceiling oriented correctly Rear Rear/Ceiling Operation Direct Power On Selects variousoperation options Sleep Mode Direct Power On:lets you turn on the projector withoutpressing Sleep ModeTimer the power button Lens Cover Timer Sleep Mode:automatically turns High Altitude Mode off the projector afteraninterval of inactivity Sleep ModeTimer:sets the interval forSleep Mode Lens Cover Timer:automatically turns offthe projector after30 minutes ifthe lens cover is closed High Altitude Mode:regulates the projector ’s operating temperature ataltitudes above 4921 feet(1500 m) Language Various languages available Selects thelanguage for projector menuandmessage displays (notchanged byReset option) Parent topic:Adjusting theMenu Settings 92
Projector Information Display-Info Menu You candisplay information abouttheprojector andinput sources byviewing theInfo menu. However, you cannot change anysettings inthe menu. Theinformation displayeddependsonthe currently selected inputsource. Note: Thelamp usage timerdoesnotregister anyhours untilyouhave usedthelamp foratleast 10 hours. Available settingsdependonthe current inputsource. Information item Description Lamp Hours Displays thenumber ofhours (H )the lamp hasbeen usedineach Power Consumption mode;ifthe information isdisplayed inyellow, obtain agenuine Epsonreplacement lampsoon Source Displays thename ofthe port towhich thecurrent inputsource is connected Input Signal Displays theinput signal setting ofthe current inputsource Resolution Displays theresolution ofthe current inputsource Video Signal Displays thevideo signal format ofthe current inputsource Refresh Rate Displays therefresh rateofthe current inputsource 3D Format Displays the3Dformat ofthe current inputsource Sync Info Displays information thatmay beneeded byaservice technician 93
Information item Description Status Displays information aboutprojector problems thatmay beneeded by aservice technician Serial Number Displays theprojectors serialnumber Parent topic:Adjusting theMenu Settings Related references Optional Equipment andReplacement Parts Projector LampSpecifications Projector ResetOptions -Reset Menu You canreset mostofthe projector settingstotheir default valuesusingtheReset Alloption onthe Reset menu. You canalso reset theprojectors lampusage timertozero when youreplace thelamp using theReset Lamp Hours option. You cannot resetthefollowing settingsusingtheReset Alloption: • Input Signal • Users Logo • Language 94
• Lamp Hours • Password • User Button Parent topic:Adjusting theMenu Settings 95
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 controlbatteries. Ifany other part needs replacing, contactEpsonoran authorized Epsonservicer. Warning: Beforecleaning anypart ofthe projector, turnitoff and unplug thepower cord.Never open any cover onthe projector, exceptasspecifically explainedinthis manual. Dangerous electricalvoltages in the projector caninjure youseverely. Warning: Donot trytoservice thisproduct yourself, exceptasspecifically explainedinthis manual. Refer allother servicing toqualified servicers. Cleaning theLens Cleaning the3DGlasses Cleaning theProjector Case Air Filter andVent Maintenance Projector LampMaintenance Replacing theRemote ControlBatteries Parent topic:Maintaining andTransporting theProjector Related references Where toGet Help Cleaning theLens Clean theprojectors lensperiodically, orwhenever younotice dustorsmudges onthe surface. • To remove dustorsmudges, gentlywipethelens withlens-cleaning paper. 96
• 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 fingerprints onordamage tothe lens surface. Parent topic:Projector Maintenance Cleaning the3DGlasses To remove dust,dirt,smudges, orfingerprints fromtheglasses, usetheincluded lint-freecloth. Note: Unplug anycharging cablesfromtheglasses beforecleaning them. Caution: Donot use paper towels orany other abrasive materials toclean theglasses. Parent topic:Projector Maintenance Cleaning theProjector Case Before cleaning theprojector case,turnoffthe projector andunplug thepower cord. • To remove dustordirt, useasoft, dry,lint-free cloth. 97
• 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 aresidue. 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 maintenance isnot performed, yourEpson projector willnotify youwhen thetemperature inside theprojector hasreached ahigh level. Donot wait until thiswarning appears tomaintain your projector filterasprolonged exposuretohigh temperatures mayreduce thelifeofyour projector orlamp. Damage duetothe failure toproperly maintain theprojector orits filter may notbecovered bythe projector orlamp Limited Warranties. Cleaning theAirFilter andVents Replacing theAirFilter Parent topic:Projector Maintenance Related references Projector LightStatus Cleaning theAirFilter andVents Clean theprojectors airfilter orvents ifthey getdusty, orifyou seeamessage tellingyoutoclean them. 1. Turn offthe projector andunplug thepower cord. 98
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 aresidue orpush dustanddebris intothe projectors opticsorother sensitive areas. 3. Ifdust isdifficult toremove orthe airfilter isdamaged, replacetheairfilter. 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 You canreplace theairfilter while theprojector ismounted tothe ceiling, ifnecessary. Theillustrations here show theprojector placedonatable. 1. Turn offthe projector andunplug thepower cord. 99
2. Place yourfinger intothegroove atthe topofthe airfilter cover andpulltoopen thecover. 3. Pull theairfilter outofthe projector. Note: Airfilters contain ABSresin andpolyurethane foam.Dispose ofused airfilters according to local regulations. 100