Epson ELP-3000 - Manual (Page 82)

Problems with the Image or Sound
I An image does not appear on the screen.
Check that the power light is on and the lens cover is off. Also make sure the
Y-cable is installed correctly to both the image source and projector as described
in Chapter 1.
The projector may be in standby mode. Press the Standby button on the remote
control or operation panel to turn on the lamp.
The correct image source may not be selected. Press the Video button on the
remote control or operation panel to choose the other image source.
The brightness level may not be set correctly, Use the Brightness button to adjust
the brightness level.
I
Only part of the computer image is displayed.
Your monitor is set up for a resolution higher than 640 x 480, and the projector
is compressing the image. You need to choose a different monitor display setting.
In Windows, use Windows Setup in the Main program group. For a Macintosh,
choose Control Panels under the Apple menu and then Monitors; in the Monitors
screen, choose Options and make sure Macintosh Hi-Res Display or another
640 x 480 display is selected. For supported display settings, see Appendix A.
You may also need to modify existing presentation files if you created for them for
a different resolution. See your software manual for specific information,
Problems with the Image or Sound 67