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8 Contents
Sound and Speaker Problems . . . . . . . . . . . . . . 96
No sound from integrated speakers
. . . . . . . . 96
No sound from external speakers
. . . . . . . . . 96
No sound from headphones
. . . . . . . . . . . . 97
Touch Pad or Mouse Problems
. . . . . . . . . . . . . 97
Video and Display Problems
. . . . . . . . . . . . . . 98
If the display is blank
. . . . . . . . . . . . . . . . 98
If the display is difficult to read
. . . . . . . . . . 99
If only part of the display is readable
. . . . . . . 99
Drivers
. . . . . . . . . . . . . . . . . . . . . . . . . . 100
What Is a Driver?
. . . . . . . . . . . . . . . . . . 100
Identifying Drivers
. . . . . . . . . . . . . . . . . 100
Reinstalling Drivers and Utilities
. . . . . . . . . . 100
Troubleshooting Software and Hardware
Problems in the Microsoft
®
Windows
®
XP
Operating System
. . . . . . . . . . . . . . . . . . . . 103
Restoring Your Operating System
. . . . . . . . . . . . 103
Using Microsoft
Windows System Restore . . . . 103
Starting System Restore
. . . . . . . . . . . . . . 104
Using the Operating System Media
. . . . . . . . 105
11 Adding and Replacing Parts . . . . . . . . . 107
Before You Begin . . . . . . . . . . . . . . . . . . . . 107
Recommended Tools
. . . . . . . . . . . . . . . . 107
Turning Off Your Computer
. . . . . . . . . . . . . 107
Before Working Inside Your Computer
. . . . . . . 108
book.book Page 8 Thursday, August 7, 2008 5:00 PM