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6 Contents
Sound and Speaker Problems . . . . . . . . . . . . . . 70
No sound from speakers
. . . . . . . . . . . . . . 70
No sound from headphones
. . . . . . . . . . . . 71
Video and Monitor Problems
. . . . . . . . . . . . . . 71
If the screen is blank
. . . . . . . . . . . . . . . . 72
If the screen is difficult to read
. . . . . . . . . . . 72
4 Troubleshooting Tools . . . . . . . . . . . . . . . 75
Power Lights . . . . . . . . . . . . . . . . . . . . . . . 75
Beep Codes
. . . . . . . . . . . . . . . . . . . . . . . 76
System Messages
. . . . . . . . . . . . . . . . . . . . 78
Dell Diagnostics
. . . . . . . . . . . . . . . . . . . . . 80
When to Use the Dell Diagnostics
. . . . . . . . . 80
Starting the Dell Diagnostics From
Your Hard Drive
. . . . . . . . . . . . . . . . . . . 80
Starting the Dell Diagnostics From the
Drivers and Utilities Media
. . . . . . . . . . . . . 81
Dell Diagnostics Main Menu
. . . . . . . . . . . . 81
Drivers
. . . . . . . . . . . . . . . . . . . . . . . . . . 83
What is a Driver?
. . . . . . . . . . . . . . . . . . 83
Identifying Drivers
. . . . . . . . . . . . . . . . . 84
Reinstalling Drivers and Utilities
. . . . . . . . . . 84
Resolving Software and Hardware
Incompatibilities
. . . . . . . . . . . . . . . . . . . . . 87
Restoring Your Operating System
. . . . . . . . . . . . 88
Using Microsoft Windows System Restore
. . . . 88
Using Dell PC Restore and Dell Factory
Image Restore
. . . . . . . . . . . . . . . . . . . 91
Using the Operating System CD
. . . . . . . . . . 94
book.book Page 6 Friday, April 4, 2008 12:10 PM