Optoma Technology EP783, TX783RFBA manual Appendices

Page 49

Appendices

Troubleshooting

If you experience a problem with your projector, please refer to the following information. If a problem persists, please contact your local reseller or service center.

(See pages 62-63 for details)

Image Problems

No image appears on-screen

Ensure all the cables and power connections are correctly and securely connected as described in the “Installation” section.

Ensure all the pins of connectors are not bent or broken.

Check if the projection lamp has been securely installed. Please refer to the “Replacing the lamp” section.

Make sure you have opened the lens door and the projector is switched on.

Ensure that the “AV Mute” feature is not turned on.

Partial, scrolling or incorrectly displayed image

Note

(*) The resolution XGA (1024 x 768) is recommended for computer signal.

Press “Re-Sync” on the remote control or control panel.

If you are using a PC:

For Windows 95, 98, 2000, XP:

1.Open the “My Computer” icon, the “Control Panel” folder, and then double click on the “Display” icon.

2.Select the “Settings” tab.

3.Verify that your display resolution setting is lower than or equal to UXGA (1600 x 1200). (*)

4.Click on the “Advanced Properties” button.

If the projector is still not projecting the whole image, you will also need to change the monitor display you are using. Refer to the fol- lowing steps.

5.Verify the resolution setting is lower than or equal to UXGA (1600 x 1200) resolution.

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Contents Table of Contents Usage Notice Safety InformationPrecautions Don’t Eye Safety Warnings Introduction Product FeaturesDocumentation Package OverviewMain Unit Product OverviewControl Panel Connection Ports Remote Control with Mouse Function and Laser Pointer Connect to Computer/Notebook Connecting the ProjectorOte Connect to VideoPowering On the Projector Powering On/Off the ProjectorPowering off the projector Adjusting the Projected Image Adjusting the Projector’s Zoom / Focus Vertical Direction Horizontal Direction Lens Shift Range Adjusting Projection Image SizeUser Controls Control Panel & Remote ControlUsing the Remote Control Keystone VGA-1 Using the USB Remote Mouse ControlOn-Screen Display Menus Menu Tree Image Display ModeBrightness ContrastImage Color Degamma Image AdvancedWhite Peaking Color TempInput Source Color SpaceEdge Enhancement Image Advanced Color EnhancementColor Vividness ExtensionFormat DisplayInput Signal Overscan PC ModeZoom Image ShiftKeystone Display KeystoneHeight of Image Language Setup LanguageProjection SetupMenu Location MuteRS232 VolumeProjector ID Phase Setup SignalFrequency PositionSecurity Timer Setup Security SettingSecurity First Time Change PasswordLogo Setup AdvancedLogo Capture Lens Shift Setup Lens FunctionZoom/Focus IP Address Setup NetworkSubnet Mask GatewayHow to use web browser to control your projector 10.0.50.100 User Controls Options Signal Power On Direct Power OnAuto Power Off Sleep TimerBrightness Mode Options Lamp SettingsLamp Reset Lamp HoursAppendices Image is unstable or flickering Image is reversed Intermission Problems Remote Control Problems Appendices Replacing the lamp Lamp Replacement Procedure  Video Compatibility  Computer CompatibilityRS232 Pin Assignments RS232 Commands and Protocol Function ListSend to projector RS232 Protocol Function ListSend to Remote Ceiling Mount Installation USA Optoma Global OfficesKorean Regulation & Safety notices Remarque à l’intention des utilisateurs ca- nadiens