Only part of the computer image is displayed.

■If the computer’s output resolution setting is higher than

800 ⋅ 600 (EPSON PowerLite 51c) or 1024 ⋅ 768 (EPSON PowerLite 71c), the image is resized. If the computer output is not compatible with this resizing, choose a different display setting as follows:

Windows: In Windows 95/98/Me/2000/XP, right-click on the desktop, select Properties, click the Settings tab, and select the resolution you want. In Windows 3.x, use Windows Setup in the Main program group. See Windows help for more information.

PowerBook or Macintosh: For OS 9.x or earlier, choose Control Panels under the Apple menu and then choose

Monitors. In the Monitors screen, choose Options and select

Macintosh Hi-Res Display or another 800 ⋅ 600 (for the EPSON PowerLite 51c) or 1024 ⋅ 768 (for the EPSON

PowerLite 71c) setting. For OS X, select System Preferences

from the Apple menu, and then click Displays. In the VGA Display screen, choose an 800 ⋅ 600 (for the EPSON PowerLite 51c) or 1024 ⋅ 768 (for the EPSON PowerLite 71c) setting. For

more information, see your PowerBook documentation. For supported display settings, see page 66.

■You may need to modify existing presentation files if you created them for a different resolution. See your software manual for specific information.

The image or parts of it are blurred or out of focus.

■Adjust the Brightness, Contrast, Sharpness, and/or Gamma settings on the Video menu. If you’re viewing a computer image, also try adjusting the Tracking and Sync settings. See page 41 for instructions on using the menu.

When you change video settings, you should be able to see the effect on the screen immediately. Feel free to experiment. You can always select Reset to return to the factory default settings.

Solving Problems 57