■If projecting from a computer, press the Auto button on the remote control. Also make sure the image Position setting is correct in the Signal menu (see page 55).

■Check the projector’s Resolution setting (see page 54). Select Normal or Wide, depending on the size of your computer’s display panel.

■Make sure your computer is not set to display an extended desktop.■Press the Esc button on the remote control to cancel the E-Zoom function.

■Make sure your computer’s resolution setting is correct. Ideally, it should be 1280 ⋅ 800 to match the projector’s native resolution for the PowerLite 1730W, or 1024 ⋅ 768 for the PowerLite 1720. If this option isn’t available, select one of the other compatible video formats listed on page 94.

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

The image isn’t square, but keystone-shaped.

■If the top or bottom of the image is broader, press the or button on the projector until the image is square.

■If the projector is angled toward the screen from the left or right, the image will be broader on one side. Center the projector in front of the middle of the screen, facing the screen squarely.

■Enable the Auto Keystone feature to automatically fix the shape. See page 56.The image contains static or noise.

■If you’re using a computer cable longer than 6 feet, or an extension cable, the image quality may be reduced. Use a distribution amplifier for longer distances; you can purchase one from Epson (see page 12).

82Solving Problems