Acer PW730 Problem Image is unstable or flickering, Problem Image has vertical flickering bar

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Appendices

6.Click on “Show all devices”. Then select “Standard monitor types” under the “Manufacturers” box; choose the resolution mode you need under the “Models” box.

7.Verify that the resolution setting of the monitor display is less than or equal to 1400x1050.

If you are using a Notebook PC:

1.You are required to implement the above steps of resolution setting of the computer first.

2.Switch the Notebook PC display to the “external display only” or “CRT only” mode.

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

Problem: 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 screens when a second display device is in use. Refer to your computer’s documentation for information on how to reactivate the monitor display.

If you are using an Apple PowerBook:

In Control Panels, open the PowerBook Display to select Video

Mirroring “On”.

Problem: Image is unstable or flickering

Use “Tracking” to correct it. Refer to page 23.

Change the monitor color setting from your computer.

Problem: Image has vertical flickering bar

Use “Frequency” to make an ad adjustment. Refer to page 23.

Check and reconfigure the display mode of your graphic card to make it compatible with the product. Refer to page 25.

Problem: Image is out of focus

Adjusts the Focus Ring on the projector lens. Refer to page 14.

Make sure the projection screen is between the required distance

4.92 to 32.81 feet (1.5 to10.0 meters) from the projector.

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Contents Manual for Disposal instructions Table of Contents Precautions Usage NoticeDon’t English Introduction Package OverviewProduct Overview Main UnitControl Panel Connection Ports Remote Control with Laser Pointer Installation Connecting the ProjectorPowering On/Off the Projector Powering On the ProjectorPowering off the projector Adjusting the Projected Image Adjusting the Projector Image HeightAdjusting the Projector Zoom / Focus Adjusting Projection Image SizeControl Panel & Remote Control Laser Button FreezeHide Aspect RatioVolume Up Computer mode onlyDown Computer mode only Mouse / Mouse Right Click / Mouse Left ClickBrightness ColorContrast ComponentHow to operate On Screen Display MenusColor Computer / Video Mode Display ModeColor Temperature BrightnessWhite Segment DegammaColor R Color GImage Computer / Video Mode Keystone Horizontal KeystoneKeystone Vertical Keystone Aspect RatioSignal Type Position Horizontal PositionPosition Vertical Position FrequencyManagement Computer / Video Mode Lamp Hour Elapse Lamp RemindingLamp Hour Reset SecurityTimeoutMin Administrator Password Reset New passwordAudio Computer / Video Mode VolumePower On/Off Volume Alarm VolumeTimer Computer / Video Mode Language Computer / Video Mode LanguageTroubleshooting Problem No image appears on screenProblem Partial, scrolling or incorrectly displayed image Problem Image is unstable or flickering Problem Image has vertical flickering barProblem Image is out of focus Problem Image is reversed Problem Lamp burns out or makes a popping soundProblem LED lighting message Lamp Changing Procedure Replacing the lampProblem Message Reminders Specifications Compatibility Modes VGA AnalogHdmi Digital PC Signal Regulation & safety notices FCC noticeRemarque à l’intention des utilisateurs canadiens Important safety instructions Appendices