Acer PW730 manual Troubleshooting, Problem No image appears on screen

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Appendices

Troubleshooting

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

Problem: No image appears on screen.

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

Ensure the pins of connectors are not crooked or broken.

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

Make sure you have removed the lens cap and the projector is switched on.

Ensure that the “Hide” feature is not enabled.

Problem: Partial, scrolling or incorrectly displayed image.

Press the “Resync” button on the Remote Control.

If you use a PC:

If the resolution of your computer is higher than 1400x1050. Follow the steps outlined below to reset the resolution.

For Windows 3.x:

1.In the Windows Program Manager, click the “Windows Setup” icon in the Main group.

2.Verify that your display resolution setting is less than or equal to 1400x1050.

For Windows 95, 98, 2000, XP:

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

2.Select the “Setting” tab.

3.In the “Desktop Area” you will find the resolution setting. Verify that the resolution setting is less than or equal to 1400x1050 reso- lution.

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 following steps.

4.Follow the above steps 1-2. Click on the “Advanced Properties” button.

5.Select the “Change” button under the “Monitor” tab .

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Contents Manual for Disposal instructions Table of Contents Usage Notice PrecautionsDon’t English Package Overview IntroductionMain Unit Product OverviewControl Panel Connection Ports Remote Control with Laser Pointer Connecting the Projector InstallationPowering On the Projector Powering On/Off the ProjectorPowering off the projector Adjusting the Projector Image Height Adjusting the Projected ImageAdjusting Projection Image Size Adjusting the Projector Zoom / FocusControl Panel & Remote Control Aspect Ratio Laser ButtonFreeze HideMouse / Mouse Right Click / Mouse Left Click VolumeUp Computer mode only Down Computer mode onlyComponent BrightnessColor ContrastOn Screen Display Menus How to operateBrightness Color Computer / Video ModeDisplay Mode Color TemperatureColor G White SegmentDegamma Color RAspect Ratio Image Computer / Video ModeKeystone Horizontal Keystone Keystone Vertical KeystoneFrequency Signal TypePosition Horizontal Position Position Vertical PositionManagement Computer / Video Mode Lamp Reminding Lamp Hour ElapseSecurity Lamp Hour ResetTimeoutMin Administrator Password New password ResetAlarm Volume Audio Computer / Video ModeVolume Power On/Off VolumeTimer Computer / Video Mode Language Language Computer / Video ModeProblem Partial, scrolling or incorrectly displayed image TroubleshootingProblem No image appears on screen Problem Image is out of focus Problem Image is unstable or flickeringProblem Image has vertical flickering bar Problem LED lighting message Problem Image is reversedProblem Lamp burns out or makes a popping sound Replacing the lamp Lamp Changing ProcedureProblem Message Reminders Specifications VGA Analog Compatibility ModesHdmi Digital PC Signal FCC notice Regulation & safety noticesRemarque à l’intention des utilisateurs canadiens Important safety instructions Appendices