Solving Problems with the Image
No image appears on the screen.
■Check that all cables are properly connected (see Chapter 1) and everything is turned on.
■Make sure the projector or computer is not in sleep mode. Check the projector documentation, or try pressing a key on the computer keyboard.
■The document camera may have been turned on too quickly after it was turned off. Turn the document camera off, wait a few seconds, and then turn it on again.
■The wrong source may be selected. Try pressing the Main, RGB1, or RGB2 button.
■The document camera may need to have its NTSC or PAL setting changed. See page 31 for instructions.
The image contains static or noise.
■If you’re using cables that are longer than 6 feet (2 m), or an extension cable, the image quality may be reduced.
■Keep your projector, computer, and video cables away from the power cord as much as possible to prevent interference.
■The camera head switches may be set incorrectly. Try adjusting the switches as described on page 13.
The image is blurry.
■There may be dirt on the lenses. Clean the lenses as described on page 26.
■Try pressing the Auto Focus button.
■Some objects do not auto focus well (see page 20). Manually focus these objects using the Near and Far buttons.
■The presentation material may be too close to the lens. Make sure the
30Solving Problems