Optoma Technology HD66 manual Image is unstable or flickering, Image has vertical flickering bar

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Appendices

7.Click on “Show all devices”. Next, select “Standard monitor types” under the SP box; choose the resolution mode you need under the “Models” box.

8.Verify that the resolution setting of the monitor display is lower than or equal to UXGA (1600 × 1200).

If you are using a Notebook:

1.First, follow the steps above to adjust resolution of the computer.

2.Press the appropriate keys listed below for your notebook manufacturer to send signal out from notebook to projector. Example: [Fn]+[F4]

Acer

[Fn]+[F5]

IBM/Lenovo

[Fn]+[F7]

Asus

[Fn]+[F8]

HP/Compaq

[Fn]+[F4]

Dell

[Fn]+[F8]

NEC

[Fn]+[F3]

Gateway

[Fn]+[F4]

Toshiba

[Fn]+[F5]

Mac Apple:

System Preference Display Arrangement Mirror display

If you experience difficulty changing resolutions or your monitor freezes, restart all equipment including the projector.

The screen of the Notebook or PowerBook computer is not displaying your presentation

If you are using a Notebook PC

Some Notebook PCs may deactivate their own screens when a second display device is in use. Each has a different way to be reactivated. Refer to your computer’s manual for detailed information.

Image is unstable or flickering

Use “Phase” to correct it. See page 32 for more information.

Change the monitor color setting on your computer.

Image has vertical flickering bar

Useinformation.“Frequency” to make an adjustment. See page 32 for more

Check and reconfigure the display mode of your graphic card to make it compatible with the projector.

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Contents Table of Contents Safety Information Usage NoticePrecautions Do not Eye Safety Warnings Product FeaturesPackage Overview DocumentationProduct Overview Main UnitControl Panel Input / Output Connections Remote Control Installation Connecting the ProjectorConnect to Video Sources Powering On the Projector Powering the projector On/OffPower/Standby  Lens Cap Powering off the projector Adjusting the Projected Image Adjusting the Projector’s HeightAdjusting the Projector’s Zoom / Focus Adjusting Projection Image SizeUser Controls Four Directional Select Keys KeystoneRemote Control Freeze AV mute Video VGAHow to operate On-screen Display MenusMenu Tree Display Mode BrightnessContrast SharpnessSaturation TintImage Advanced DegammaBrilliantColor Color TempAdvanced Color Settings ResetAdvanced Input Source ColorDisplay FormatInput Signal Display on Screen Overscan ZoomImage Shift KeystoneSetup Language LanguageSetup ProjectionVolume Menu LocationProjector ID MuteSetup Signal PhaseFrequency PositionSecurity Timer Setup SecuritySecurity Change Password Logo Setup AdvancedLogo Capture Source Lock High AltitudeInformation Hide Keypad LockDirect Power On Auto Power Off minSleep Timer min Power Mode StandbyLamp Settings Brightness ModeLamp Reset Lamp HoursNo image appears on-screen Image ProblemsPartial, scrolling or incorrectly displayed image Image is unstable or flickering Image has vertical flickering barImage is stretched when displaying 169 DVD title Image is out of focusImage is too small or too large Image has slanted sidesOther Problems Projector Status IndicationProjector stops responding to all controls Lamp burns out or makes a popping soundIf the remote control does not work Remote Control ProblemsOn Screen Messages Replacing the lamp Lamp Replacement Procedure Compatibility Modes  Computer Compatibility Video Compatibility RS232 Commands RS232 Commands RS232 Protocol Function ListSend to emulate Remote Ceiling Mount Installation Optoma Global Offices USAKorea Regulation & Safety notices Remarque à l’intention des utilisateurs canadiens