MACINTOSH STUDIO DISPLAY
User Guide

The screen has color patches and video jitters.

m Adjust the Beam Landing control using the Geometry section of the Monitors & Sound control panel. m Move your display away from any external magnetic �elds such as other monitors, video systems, printers, scanners, �uorescent lights, metal cabinets or desks, and electric clocks and unshielded speakers. The external �elds may interfere with or disrupt the monitor�s internal �eld, causing the screen image to jitter, distort, drift, or lose color quality.
The screen image is off-center.

m Adjust the vertical or horizontal position of the screen image using the Geometry section of the Monitors & Sound control panel. Press the Control panel launcher button to open the Monitors & Sound control panel. (Keep in mind that you may have to adjust the picture again if you change resolutions.) m Try using one of the preset resolutions listed in �Factory-Adjusted Video Modes� in the online documentation for your display. m Try changing to another resolution using the Monitors & Sound control panel or the Control Strip (for help, see the online documentation for your display).
The screen image is too large or too small.

m Try changing to another resolution using the Monitors & Sound control panel or the Control Strip. m Adjust the horizontal or vertical size of the picture using the Geometry section of the Monitors & Sound control panel. (Keep in mind that you may have to adjust the picture again if you change resolutions.) m Make sure Overscan is turned off in the Geometry section of the Monitors & Sound control panel.
The colors on your screen appear too blue, too yellow, or too red.

Adjust the color settings, recalibrate the monitor, set a new white point, or reset the monitor to the default factory color settings. Use the Color section of the Monitors & Sound control panel to adjust color settings.
The screen appears greenish, the screen image is unreadable, or there is �snow� on the screen.

Make sure the monitor cable is connected �rmly to the monitor port or graphics card on the back of the computer.
There are wavy lines on the screen, creating an optical effect or moiré pattern.

You may see a moiré pattern while in some resolutions, depending on the desktop pattern displayed on the screen (a black-and-white checkerboard pattern frequently causes moiré). Change to another resolution using the Monitors & Sound control panel or the Control Strip. For help changing the desktop pattern, see Mac OS Help or Help.

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Chapter 2