Dell Latitude C610 - Manual (Page 72)

Adjust the brightness -
See " Using the Display " for instructions on adjusting the brightness.
Move the subwoofer away from the computer or monitor
If your external speaker system includes a subwoofer, ensure that the subwoofer is at least
60 cm (2 ft) away from the computer or external monitor.
Eliminate possible interference -
Turn off nearby fans, fluorescent lights, halogen lamps, or other appliances.
Rotate the computer to face a different direction -
Eliminate sunlight glare, which can cause poor picture quality.
Adjust the Windows ® display settings
Windows XP:
Click the Start button and then click Control Panel. 1.
Click Appearance and Themes. 2.
Click the area you want to change or click the Display icon. 3.
Try different settings for Color quality and Screen resolution. 4.
Windows 98 and Windows 2000:
Click the Start button, point to Settings, and then click Control Panel. 1.
Double-click the Display icon and then click the Settings tab. 2.
Try different settings for Colors and Screen area. 3.
Run the Video diagnostics tests -
If no error message appears and you still have a display problem, but the display is not
completely blank, run the Video device group in "
Using Dell Diagnostics ." Then contact Dell.
See "Error Messages" -
If an error message appears, see " Error Messages ."
If only part of the display is readable