Optoma Technology EH505 manual Powering Off the Projector

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Installation

Powering Off the Projector

1.Press POWER to turn off the projector lamp, a message displays on the projector’s screen.

2.Press POWER again to confirm, otherwise the message disappears after 15 seconds.

3.The cooling fans continue to operate for about 180 seconds for cooling cycle and the Power Led will turn blue. When the light is solid red, the projector has entered standby mode.

(If you wish to turn the projector back on, you must wait until the projector has completed the cooling cycle and has entered standby mode. Once in standby mode, simply press POWER to restart the projector.)

4.Turn off the main power switch. Disconnect the power cord from the electrical outlet and the projector.

5.Do not turn on the projector immediately following a power off procedure.

Warning Indicator

vWhen the LAMP LED indicator lights red, the projector will automatically shut itself down. Please contact your local reseller or service center. See pages 79-80.

vWhen the TEMP LED is on a steady (not flashing) red, the projector will automatically shut itself down. Under normal conditions, the projector can be switched on again after it has cooled down. If the problem persists, you should contact your local dealer or our service center. See pages 79-80.

vWhen the TEMP LED flashes red, it indicates the fan has failed.

Please contact your local dealer or our service center. See pages 79-80.

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Contents Table of Contents Table of Contents Safety Information Important Safety InstructionUsage Notice Precautions Do not Eye Safety Warnings Product Features IntroductionPackage Overview Product Overview Main UnitControl Panel Introduction Remote Control Connecting the Projector Connect to Computer / NotebookConnect to Video Sources Installing or Removing the Optional Lens Removing the Existing Lens From the ProjectorInstalling the New Lens Powering On/Off the Projector Powering On 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 Adjusting the horizontal image position Lens Shift Range DiagramAdjusting the Zoom / Focus Adjusting Projection Image Size XGA Width HeightAdjusting Projection Image Size Wxga Height WidthAdjusting Projection Image Size Wuxga WxHl MinUser Controls Control PanelRemote Control Using the Remote ControlDVI How to operate On-screen Display MenusMenu Tree ImageOptions Display Mode ImageBrightness ContrastSharpness ColorTint AdvancedImage Advanced Bias Image Advanced RGB Gain/ BiasGain Image Advanced Color Matching Colors Except WhiteReset WhiteDisplay FormatDigital Zoom Edge MaskImage Shift Keystone3D Mode Display 3D3D2D 3D FormatSetup LanguageProjection Screen Type WXGA/WUXGA onlySignal RGB SignalVideoAudio Settings SecuritySetup Language Setup Security Security SettingSecurity Timer Change Password Setup Signal RGB PhaseAutomatic FrequencyBlack Level Setup Signal VideoWhite Level Setup Audio Settings VolumeInternal Speaker MuteSetup Advanced LogoLogo Capture Closed CaptioningControl Settings Setup NetworkLAN Settings Setup LAN Settings Setup Control Settings Options Input SourceSource Lock High AltitudeDisplay Mode Lock Remote SettingsKeypad Lock Test PatternLamp Setting InformationOptions Input Source Options Remote Settings FunctionIR Function Remote CodeDirect Power On Signal Power OnAuto Power Off min Options AdvancedSleep Timer min Power Mode StandbyOptions Lamp Setting Lamp ResetLamp Hour Lamp ReminderBrightness Mode PowerWired LAN Terminal functionalites Supported External DevicesLANRJ45 Click Properties Enter / to confirm settings IP ID Preparing Email Alerts RS232 by Telnet Function Quick Start-Guide for RS232 by Telnet Check and get the IP-Address on OSD of the projectorHow 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 Intermission Problems Image is stretched when displaying 169 DVD titleHdmi Q & a Projector Status Indication MessageRemote Control Problems Audio ProblemsMessage Reminders There is no soundReplacing the Lamp Appendices Cleaning the Projector Cleaning the LensVideo timing detail describe Compatibility ModesVideo Compatibility Computer Signal Analog RGB Compatible Computer Compatibility Vesa standardsInput Signal for HDMI/DVI-D Appendices True 3D Video Compatibility tableRS232 Commands RS232 ConnectorRS232 Commands RS232 Protocol Function ListYUV WXGA/WUXGA Model Send from projector automatically Telnet Commands AMX Device Discovery commandsPJLink supported commands Command Description Remark ParameterVersion Trademarks INF0?Ceiling Installation Optoma Global Offices Latin America Regulation & Safety notices FCC noticeOperation conditions Declaration of Conformity for EU countries