Specifications

Troubleshooting Symptom Charts/Screen Resolutions - 4
Screen Resolutions
Blurry or wavy
screen image at
different resolutions
1 Set resolution to1024x768, and adjust Sharpness setting to
the full right position.
2 Adjust tracking in the Monitors & Sound control panel.
Dark screen or
random images or
message “Signal Out-
of-Range” when
changing screen
resolution
1 Select another resolution.
2 Some graphics cards may show a resolution that is not used
by this display. If “Signal Out-of-Range” message doesn't go
away after about 10 seconds, restart computer by holding
down Shift key to turn extensions off. Open Preferences
folder in System Folder and drag Display Preferences file to
the Trash. Restart computer again.