Dell PP22X Laptop User Manual


 
Contents 9
Scanner Problems . . . . . . . . . . . . . . . . . . . . 123
Sound and Speaker Problems
. . . . . . . . . . . . . 123
No sound from integrated speakers
. . . . . . . . 123
No sound from external speakers
. . . . . . . . . 124
No sound from headphones
. . . . . . . . . . . . 124
Touch Pad or Mouse Problems
. . . . . . . . . . . . . 124
Video and Display Problems
. . . . . . . . . . . . . . 125
If the display is blank
. . . . . . . . . . . . . . . . 125
If the display is difficult to read
. . . . . . . . . . 126
If only part of the display is readable
. . . . . . . 127
Drivers
. . . . . . . . . . . . . . . . . . . . . . . . . . 127
What is a Driver?
. . . . . . . . . . . . . . . . . . 127
Identifying Drivers
. . . . . . . . . . . . . . . . . 128
Reinstalling Drivers and Utilities
. . . . . . . . . . 128
Troubleshooting Software and Hardware Problems
in the Windows Vista™ Operating System
. . . . . . . 130
Restoring Your Operating System
. . . . . . . . . . . . 131
Using Windows Vista System Restore
. . . . . . . 132
12 Adding and Replacing Parts . . . . . . . . . 135
Before You Begin . . . . . . . . . . . . . . . . . . . . 135
Recommended Tools
. . . . . . . . . . . . . . . . 135
Turning Off Your Computer
. . . . . . . . . . . . . 135
Before Working Inside Your Computer
. . . . . . . 136
Hard Drive
. . . . . . . . . . . . . . . . . . . . . . . . 138
Removing the Hard Drive
. . . . . . . . . . . . . 138
Replacing the Hard Drive
. . . . . . . . . . . . . 140
Returning a Hard Drive to Dell
. . . . . . . . . . . 141