Dell XPS M1730 (M1730, Late 2007) - Manual (Page 134)

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Troubleshooting
C ONNECT THE COMPUTER DIRECTLY TO AN ELECTRICAL OUTLET — Bypass power
protection devices, power strips, and extension cables to verify that the
computer turns on.
A DJUST THE POWER PROPERTIES — Search for the keyword sleep in Windows
Help and Support.
S WITCH THE VIDEO IMAGE — If your computer is attached to an external
monitor, press to switch the video image to the display.
If the display is difficult to read
A DJUST THE BRIGHTNESS — Press and the up- or down-arrow key.
E LIMINATE POSSIBLE INTERFERENCE — Turn off nearby fans, fluorescent lights,
halogen lamps, or other appliances.
R OTATE THE COMPUTER TO FACE A DIFFERENT DIRECTION — Eliminate sunlight
glare, which can cause poor picture quality.
A DJUST THE W INDOWS DISPLAY SETTINGS —
Windows XP
1 Click Start→ Control Panel→ 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.
Windows Vista
1 Click Start → Control Panel→ Hardware and Sound→
Personalization → Display Settings.
2 Adjust Resolution and Colors settings, as needed.
R UN THE V IDEO 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 the "Dell Diagnostics" on page 107, then contact Dell
(see "Contacting Dell" on page 170).
S EE " E RROR M ESSAGES " — If an error message appears, see "Error Messages"
on page 115.
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