Optoma Technology EH505 manual Cleaning the Projector, Cleaning the Lens

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Appendices

Cleaning the Projector

Cleaning the projector to remove dust and grime will help ensure trouble-free operation.

Warning:

4Be sure to turn off and unplug the projector at least an hour before cleaning. Failure to do so could result in a severe burn.

4Use only a dampened cloth when cleaning. Do not allow water to enter the ventilation openings on the projector.

4If a little water gets into the projector interior while cleaning, leave unplugged in a well-ventilated room for several hours before using.

4If a lot of water gets into the projector interior when cleaning, have the projector serviced.

Cleaning the Lens

You can purchase optic lens cleaner from most camera stores. Refer to the following to clean the pro-jector lens.

1.Apply a little optic lens cleaner to a clean soft cloth. (Do not apply the cleaner directly to the lens.)

2.Lightly wipe the lens in a circular motion.

Caution:

4Do not use abrasive cleaners or solvents.

4To prevent discoloration or fading, avoid getting cleaner on the projector case.

Cleaning the Case

Refer to the following to clean the projector case.

1.Wipe off dust with a clean dampened cloth.

2.Moisten the cloth with warm water and mild detergent (such as used to wash dishes), and then wipe the case.

3.Rinse all detergent from the cloth and wipe the projector again.

Caution:

To prevent discoloration or fading of the case, do not use abrasive alcohol-based cleaners.

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Contents Table of Contents Table of Contents Important Safety Instruction Safety InformationUsage Notice Precautions Do not Eye Safety Warnings Introduction Product FeaturesPackage Overview Main Unit Product OverviewControl Panel Introduction Remote Control Connect to Computer / Notebook Connecting the ProjectorConnect to Video Sources Removing the Existing Lens From the Projector Installing or Removing the Optional LensInstalling the New Lens Powering On the Projector Powering On/Off the ProjectorInstallation Powering Off the Projector Adjusting the Projector’s Height Adjusting the Projected ImageAdjusting Projected Image Position Using Lens Shift Adjusting the vertical image position Lens Shift Range Diagram Adjusting the horizontal image positionAdjusting the Zoom / Focus Width Height Adjusting Projection Image Size XGAHeight Width Adjusting Projection Image Size WxgaWxHl Min Adjusting Projection Image Size WuxgaControl Panel User ControlsUsing the Remote Control Remote ControlDVI On-screen Display Menus How to operateImage Menu TreeOptions Contrast Display ModeImage BrightnessAdvanced SharpnessColor TintImage Advanced Bias Image Advanced RGB Gain/ BiasGain Colors Except White Image Advanced Color MatchingWhite ResetFormat DisplayKeystone Digital ZoomEdge Mask Image Shift3D Format 3D ModeDisplay 3D 3D2DScreen Type WXGA/WUXGA only SetupLanguage ProjectionSecurity Signal RGBSignalVideo Audio SettingsSetup Language Security Setting Setup SecuritySecurity Timer Change Password Frequency Setup Signal RGBPhase AutomaticBlack Level Setup Signal VideoWhite Level Mute Setup Audio SettingsVolume Internal SpeakerClosed Captioning Setup AdvancedLogo Logo CaptureControl Settings Setup NetworkLAN Settings Setup LAN Settings Setup Control Settings High Altitude OptionsInput Source Source LockTest Pattern Display Mode LockRemote Settings Keypad LockInformation Lamp SettingOptions Input Source Remote Code Options Remote SettingsFunction IR FunctionOptions Advanced Direct Power OnSignal Power On Auto Power Off minPower Mode Standby Sleep Timer minLamp Reminder Options Lamp SettingLamp Reset Lamp HourPower Brightness ModeSupported External Devices Wired LAN Terminal functionalitesLANRJ45 Click Properties Enter / to confirm settings IP ID Preparing Email Alerts RS232 by Telnet Function Check and get the IP-Address on OSD of the projector Quick Start-Guide for RS232 by TelnetHow to have Telnet enabled in Windows Vista Specsheet for RS232 by Telnet Partial, scrolling or incorrectly displayed image TroubleshootingImage Problems Image is unstable or flickering Image is stretched when displaying 169 DVD title Intermission ProblemsHdmi Q & a Message Projector Status IndicationThere is no sound Remote Control ProblemsAudio Problems Message RemindersReplacing the Lamp Appendices Cleaning the Lens Cleaning the ProjectorVideo timing detail describe Compatibility ModesVideo Compatibility Computer Compatibility Vesa standards Computer Signal Analog RGB CompatibleInput Signal for HDMI/DVI-D True 3D Video Compatibility table AppendicesRS232 Connector RS232 CommandsRS232 Protocol Function List RS232 CommandsYUV WXGA/WUXGA Model Send from projector automatically AMX Device Discovery commands Telnet CommandsCommand Description Remark Parameter PJLink supported commandsVersion INF0? TrademarksCeiling Installation Optoma Global Offices Latin America FCC notice Regulation & Safety noticesDeclaration of Conformity for EU countries Operation conditions