6Contents
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