6Contents
System Messages . . . . . . . . . . . . . . . . . . . . 83
Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . 86
When to Use Dell Diagnostics . . . . . . . . . . . 86
Starting Dell Diagnostics From Your
Hard Drive . . . . . . . . . . . . . . . . . . . . . 87
Starting Dell Diagnostics From the Drivers and
Utilities Media . . . . . . . . . . . . . . . . . . . 88
Dell Diagnostics Main Menu . . . . . . . . . . . . 88
Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . 90
What Is a Driver? . . . . . . . . . . . . . . . . . . 90
Identifying Drivers . . . . . . . . . . . . . . . . . 91
Reinstalling Drivers and Utilities . . . . . . . . . . 91
Using Windows Device Driver Rollback . . . . . . 91
Using the Drivers and Utilities Media . . . . . . . 92
Troubleshooting Software and Hardware Problems
in the Microsoft Windows Vista™ Operating
System . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Restoring Your Operating System . . . . . . . . . . . . 94
Using Microsoft Windows System Restore . . . . 94
Using Dell Factory Image Restore . . . . . . . . . 95
Using the Operating System Media . . . . . . . . 96
Troubleshooting LCD Display Problems. . . . . . . . . 98
4 Removing and Installing Parts . . . . . . . . 99
Before You Begin . . . . . . . . . . . . . . . . . . . . 99
Recommended Tools . . . . . . . . . . . . . . . . 99
Turning Off Your Computer . . . . . . . . . . . . . 99
Before Working Inside Your Computer. . . . . . . 100
Removing the Computer Cover . . . . . . . . . . . . . 101
book.book Page 6 Tuesday, November 27, 2007 10:29 AM