Gateway Profile 6, User Manual

Page: 150 / 176

CHAPTER 13: Troubleshooting www.gateway.com
142
Display
The screen resolution is not correct
Help & Support
For more information about changing
the screen resolution, click Start , then
click Help and Support . Type the phrase
screen resolution in the Search box,
then click the arrow. click the arrow.
■
Change the screen resolution from the Display Properties dialog box. For
more information, see “Adjusting the color depth” on page 78 .
The computer is running but there is no picture
■
Adjust the brightness and contrast controls to the center position.
The color is not uniform
■
Make sure that the display warms up for at least 30 minutes before making
a final judgment about color uniformity.
■
Make sure that:
■
Non-shielded speakers are not placed too close to your computer.
■
Your computer is not positioned too close to an external monitor,
electric fan, fluorescent light, metal shelf, or laser printer.
■
You demagnetize the screen using the display’s degauss feature.
The text on the display is dim or difficult to read
■
Adjust the brightness and contrast controls.
■
Use the display’s degauss feature or turn off your computer, leave it off for
at least a half hour, then restart your computer.
■
Change the display settings. For more information, see “Adjusting the
desktop display settings” on page 78 .
■
Move your computer away from sources of electrical interference, such as
televisions, unshielded speakers, microwaves, fluorescent lights, and
metal beams or shelves.
DVD drives
■
See “CD or DVD drives” on page 139 .
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