52 Troubleshooting

The screen is blank or difficult to read

ENSURE THAT THE DISPLAY IS TURNED ON See "Front View of the Computer" on
page15.
TEST THE ELECTRICAL OUTLET Ensure that the electrical outlet is working by
testing it with another device, such as a lamp.
ROTATE THE DISPLAY TO ELIMINATE SUNLIGHT GLARE AND POSSIBLE
INTERFERENCE
ADJUST THE WINDOWS DISPLAY SETTINGS
Windows Vista:
1
Click
Start
Control Panel
Hardware and Sound
Personalization
Display Settings
.
2
Adjust
Resolution
and
Colors settings,
as needed.
Drive Problems
CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions in the Product Information Guide.
ENSURE THAT MICROSOFT® WINDOWS® RECOGNIZES THE DRIVE
Windows Vista™:
• Click the Windows Vista Start button and click
Computer
.
If the drive is not listed, perform a full scan with your antivirus software to check for
and remove viruses. Viruses can sometimes prevent Windows from recognizing the
drive.
TEST THE DRIVE
• Insert another disk to eliminate the possibility that the original drive is defective.
• Insert bootable media and restart the computer.
CLEAN THE DRIVE OR DISK See "" on page49.
CHECK ANY ACCESSIBLE CABLE CONNECTIONS
RUN THE HARDWARE TROUBLESHOOTERSee "Troubleshooting Software and
Hardware Problems in the Microsoft® Windows® Vista™ Operating Systems" on
page78.
RUN THE DELL DIAGNOSTICS See "Dell Diagnostics" on page65.