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76 Solving Problems
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If the display is difficult to read
If only part of the display is readable
SWITCH THE VIDEO IMAGE — If your computer is attached to an external
monitor, press to switch the video image to the display.
ADJUST THE BRIGHTNESS — See the Tell Me How help file for instructions
on adjusting the brightness. To access the help file, see page 72.
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
1 Click the Start button and then click Control Panel.
2 Click Appearance and Themes.
3 Click the area you want to change or click the Display icon.
4 Try different settings for Color quality and Screen resolution.
SEE "ERROR MESSAGES"—If an error message appears, see "Error
Messages" on page 87.
CONNECT AN EXTERNAL MONITOR
1 Turn off your computer and connect an external monitor to the computer.
2 Turn on the computer and the monitor and adjust the monitor brightness and
contrast controls.
If the external monitor works, the computer display or video controller may be
defective. Contact Dell (see page 124).
1H018bk3.book Page 76 Monday, October 14, 2002 2:26 PM