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6 Contents
Video and Monitor Problems . . . . . . . . . . . . . . 77
If the screen is blank
. . . . . . . . . . . . . . . . 77
If the screen is difficult to read
. . . . . . . . . . . 78
4 Troubleshooting Tools . . . . . . . . . . . . . . . 79
Power Lights . . . . . . . . . . . . . . . . . . . . . . . 79
Beep Codes
. . . . . . . . . . . . . . . . . . . . . . . 80
System Messages
. . . . . . . . . . . . . . . . . . . . 82
Dell Diagnostics
. . . . . . . . . . . . . . . . . . . . . 84
When to Use the Dell Diagnostics
. . . . . . . . . 84
Starting the Dell Diagnostics From Your
Hard Drive
. . . . . . . . . . . . . . . . . . . . . 84
Starting the Dell Diagnostics From the Drivers
and Utilities Media
. . . . . . . . . . . . . . . . . 85
Dell Diagnostics Main Menu
. . . . . . . . . . . . 85
Drivers
. . . . . . . . . . . . . . . . . . . . . . . . . . 87
What Is a Driver?
. . . . . . . . . . . . . . . . . . 87
Identifying Drivers
. . . . . . . . . . . . . . . . . 88
Reinstalling Drivers and Utilities
. . . . . . . . . . 88
Restoring Your Operating System
. . . . . . . . . . . . 91
Using Microsoft
Windows
System Restore . . . . 92
Using Dell PC Restore and Dell Factory
Image Restore
. . . . . . . . . . . . . . . . . . . 93
Using the Operating System Media
. . . . . . . . 96
Troubleshooting Software and Hardware
Problems
. . . . . . . . . . . . . . . . . . . . . . 97