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6 Contents
A program is designed for an earlier Windows operating system . . . . . 64
A solid blue screen appears
. . . . . . . . . . . . . . . . . . . . . . . . 64
Other software problems
. . . . . . . . . . . . . . . . . . . . . . . . . . 65
Memory Problems
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Network Problems
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
PC Card Problems
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Power Problems
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Ensuring Sufficient Power for Your Computer
. . . . . . . . . . . . . . . 68
Printer Problems
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Scanner Problems
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Sound and Speaker Problems
. . . . . . . . . . . . . . . . . . . . . . . . . . 70
No sound from integrated speakers
. . . . . . . . . . . . . . . . . . . . 70
No sound from external speakers
. . . . . . . . . . . . . . . . . . . . . 70
No sound from headphones
. . . . . . . . . . . . . . . . . . . . . . . . 71
Touch Pad or Mouse Problems
. . . . . . . . . . . . . . . . . . . . . . . . . 71
Video and Display Problems
. . . . . . . . . . . . . . . . . . . . . . . . . . . 72
If the display is blank
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
If the display is difficult to read
. . . . . . . . . . . . . . . . . . . . . . . 73
If only part of the display is readable
. . . . . . . . . . . . . . . . . . . . 73
Drivers
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
What Is a Driver?
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Identifying Drivers
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Reinstalling Drivers and Utilities
. . . . . . . . . . . . . . . . . . . . . . 74
Resolving Software and Hardware Incompatibilities
. . . . . . . . . . . . . 75
Restoring Your Operating System
. . . . . . . . . . . . . . . . . . . . . . . . 75
Using Microsoft
Windows XP System Restore . . . . . . . . . . . . . . . 76
Using Dell PC Restore by Symantec
. . . . . . . . . . . . . . . . . . . . 77
9 Adding and Replacing Parts
Before You Begin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Recommended Tools
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Turning Off Your Computer
. . . . . . . . . . . . . . . . . . . . . . . . . 79
Before Working Inside Your Computer
. . . . . . . . . . . . . . . . . . . 79