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Contents 15
Power Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 344
System Lights
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 345
Diagnostic Lights
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 347
Beep Codes
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 350
System Messages
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
Dell Diagnostics
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353
When to Use the Dell Diagnostics
. . . . . . . . . . . . . . . . . . 353
Starting the Dell Diagnostics From Your Hard Drive
. . . . . 353
Starting the Dell Diagnostics From the Drivers and
Utilities CD (Optional)
. . . . . . . . . . . . . . . . . . . 354
Dell Diagnostics Main Menu
. . . . . . . . . . . . . . . . 355
Drivers
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 356
What Is a Driver?
. . . . . . . . . . . . . . . . . . . . . . . . . . 356
Identifying Drivers
. . . . . . . . . . . . . . . . . . . . . . . . . . 356
Microsoft
®
Windows
®
XP . . . . . . . . . . . . . . . . . 357
Microsoft Windows Vista
®
. . . . . . . . . . . . . . . . 357
Reinstalling Drivers and Utilities
. . . . . . . . . . . . . . . . . . . 357
Using Windows Device Driver Rollback
. . . . . . . . . . . 357
Manually Reinstalling Drivers
. . . . . . . . . . . . . . . 358
Troubleshooting Software and Hardware Problems in the Microsoft
®
Windows
®
XP and Microsoft Windows Vista
®
Operating Systems. . . . . 358
Restoring Your Operating System
. . . . . . . . . . . . . . . . . . . . . 359
Using Microsoft
Windows
System Restore . . . . . . . . . . . . . . 359
Starting System Restore
. . . . . . . . . . . . . . . . . . 360
Undoing the Last System Restore
. . . . . . . . . . . . . 360
Enabling System Restore
. . . . . . . . . . . . . . . . . 360
Using Dell™ PC Restore and Dell Factory Image Restore
. . . . . . . 361
Windows XP: Dell PC Restore
. . . . . . . . . . . . . . . 361
Windows Vista: Dell Factory Image Restore
. . . . . . . . . 362
Using the Operating System Media
. . . . . . . . . . . . . . . . . . 363
Before you Begin
. . . . . . . . . . . . . . . . . . . . . 363
Reinstalling Windows XP or Windows Vista
. . . . . . . . . 363