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DELL NT499 ユーザーズマニュアル

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Troubleshooting
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Windows Vista:
1
Click 
Start 
 
→ Control Panel→ Hardware and Sound→ Personalization→ 
Display Settings.
2
Adjust Resolution and Colors settings, as needed.
3D image quality is poor
C
HECK
 
THE
 
GRAPHICS
 
CARD
 
POWER
 
CABLE
 
CONNECTION
—
Ensure that the power 
cable for the graphics card(s) is correctly attached to the card.
C
HECK
 
THE
 
MONITOR
 
SETTINGS
—
See the monitor documentation for instructions 
on adjusting the contrast and brightness, demagnetizing (degaussing) the monitor, 
and running the monitor self-test.
Only part of the screen is readable
T
URN
 
ON
 
THE
 
COMPUTER
 
AND
 
THE
 
MONITOR
 
AND
 
ADJUST
 
THE
 
MONITOR
 
BRIGHTNESS
 
AND
 
CONTRAST
 
CONTROLS
—
If the monitor works, the graphics