648OthersCopyright and Cautionz HDMI, HDMI logo and high definition multimedia interfaceare trademarks or registered trademarks of HDMILicensing LCC.z This product uses Ricoh TrueType fonts manufacturedand sold by Ricoh Co., Ltd.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .D-ILA Device CharacteristicsDo not project still pictures or pictures that have stillsegments for a long period of time. The still parts of thepicture may remain on the screen.Take special notice of images on the screens of videogames and computer programs.There is no problem when playing normal video imagessuch as movies.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .When Unit is Unused for a Long TimeProlonged disuse of the unit may effect an error on thefunctions. Turn on the power occasionally and operate theunit.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Usage Environmentz Avoid direct exposure of screen to direct sunlight andillumination. Block light using a curtain. Images can bewell projected by darkening the brightness of the room.z Do not use this unit in rooms with cigarette smoke or oilysmoke. This may cause the unit to malfunction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Parts ReplacementThis unit contains parts (optical part, cooling fan, etc.) thatrequire replacement to maintain its functioning. Theestimated time for parts replacement varies greatlydepending on the usage and environment. Please consultyour authorized dealer for replacement.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Maintenance ProceduresDirt on the cabinetz Gently clean dirt on the cabinet with a soft cloth ; thesupplied cleaning cloth or other similar cloths. In the caseof heavy soiling, soak a cloth in water, wring dry and wipe,followed by wiping again with a dry cloth.Pay attention to the following as the cabinet maydeteriorate in condition or paint may come off.• Do not wipe with thinner or benzene• Do not spray volatile chemicals like insecticide• Do not allow prolonged contact with rubber or plasticproductsDirt in the air inletsz Use a vacuum cleaner to suck up the dirt. Otherwise, usea cloth to wipe off the dirt. If dirt is allowed to accumulatein the air inlets, the internal temperature cannot beadjusted and this may cause a malfunction.Dirt on the lensz Clean the dirt using commercial blowers or lens cleaningpapers for cleaning glasses and cameras.Do not use fluid-type cleaning agents. This may lead topeeling of the surface coating film.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Transporting this UnitBefore transporting or shipping this unit, attach the buffermaterial on the top and bottom of the lens for protection.Failure to do so may subject the lens to shock causingdamage.Attach the buffer material after adjusting the lens to thecenter position.About Trademarks and CopyrightCaution