Mitsubishi Electronics HL2750U user manual

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LCD PROJECTOR

MODEL

HL2750U

User Manual

HL2750

This User Manual is important to you. Please read it before using your projector.

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Contents HL2750 Compliance Notice When using the projector in EuropeContents Important safeguards Important safeguards Inserting the batteries into the remote control Checking accessoriesRemoving the batteries from the remote control Preparing your projectorOverview Preparating your projectorControl area Terminal boardBottom side Remote controlAbout the laser beam Operational range of the remote control Using the remote controlReception angle Front of projector Rear of projectorSetting up your projector Wall screen Setting up your projectorFront projection, ceiling mounting Rear projectionScreen size and projection distance When the aspect ratio of the screen isViewing computer images Connecting the projector to a computerViewing computer images Plugging the power cordAbout DDC Projecting images Setting of the resolution When connecting to a notebook computerTo stop projecting AV muteConnecting to a video player, etc Connecting the projector to video equipmentWhen a TV tuner or VCR is connected Viewing video imagesConnecting to video equipment having a DVI-D terminal Plugging in the power cordViewing video images Projector + DVD player or Hdtv decoderEN-19 Volume from the speaker How to change the settings Setting the aspect ratioWith the remote control With the Feature menuMenu operation SetupAvailable settings in the menus How to set the menusMenu operation Image menuInstallation menu Feature menu Signal Resolution Memorize menu Signal User menu Signal menuInformation menu To adjust the brightness Contrast and Brightness Adjusting projected imagesTo adjust the color Color and Tint To cancel the menuTo adjust the tone of white Color Temp Adjusting projected imagesAbout color temperature Color EnhancerEN-30 LPF Progressive ﬁlter To adjust the vertical positionSetting of the image displayed during startup or muting Advanced featuresPassword function Advanced featuresTo enable the password function To cancel the password functionPicture in Picture PinP ExpandStill Projector + computer with USB connector Mouse remote controlOperation PageUp buttonMajor functions Supervising and controlling by computerConnection Possible Solution IndicatorsNormal condition Abnormal conditionOperation time is reset Interval of lamp replacementReplacing the lamp When removing the lamp from the ceiling-mounted projector Reset of the lamp operation timeReplacing the lamp To replace the lampCleaning of the air-ﬁlter MaintenanceCleaning of the projector and the ventilation slots Cleaning of the lensNo image appears on the screen Problem Solution TroubleshootingImages are not displayed correctly Problem Solution TroubleshootingKensington Lock Others Problem SolutionSpeciﬁcations Replacement part option/not included in the boxXGA85 SpeciﬁcationsDimension Drawings unit mm ConnectorsCOMPUTER/COMPONENT Video IN-1/IN-2 Mitsubishi Electric Corporation

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