Visioneer DP1011 manual Problem The image is flickering or otherwise unstable

Maintenance

Problem: The image is flickering or otherwise unstable

Try one of these possible solutions:

•On the On-screen display, go to the Computer Mode page and select Tracking. Change the tracking until the image stabilizes.

•Change the color setting of your computer monitor. Change the number of colors that your computer displays on its monitor.

Problem: Image has vertical flickering bar.

Try one of these possible solutions:

•On the On-screen display, go to the Computer Mode page and select Frequency. Change the frequency to match the frequency of the video card in your computer.

•Reset the display mode of your graphic card to make it compatible with the projector. See “Setting the Screen Resolution” on page 28 for details.

Problem: Image is our of focus.

Try one of these possible solutions:

•Adjust the focus ring on the projector. Turn the focus ring until the image comes into focus.

•Make sure the distance between the projector and the screen is between 3.94 ft (1.2m) and 32.81 ft (10.0m). See “Adjusting Projection Image Size” on page 11 for details.

Problem: The screen is outstretched when displaying 16:9 DVD.

The projector automatically detects 16:9 DVD and digitally adjusts the image aspect ratio to full screen with a 4:3 default setting.

If the screen is still outstretched, try one of these possible solutions:

•Reset your DVD player to display at a 4:3 aspect ratio. See the DVD player user’s guide for the steps to adjust its aspect ratio.

•On the projector’s On-screen display, go to the Computer/ Video Mode page and select Aspect ratio. Change the aspect ratio to 4:3.

Xerox DP1011 User’s Guide 25