Dell Inspiron 1721 (Mid 2007) - Manual (Page 9)

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