Filter
Top Products
Contents 9
Network Problems . . . . . . . . . . . . . . . . . . . 104
Mobile Broadband (Wireless Wide Area
Network [WWAN])
. . . . . . . . . . . . . . . . . 105
Power Problems . . . . . . . . . . . . . . . . . . . . . 105
Printer Problems
. . . . . . . . . . . . . . . . . . . . 107
Scanner Problems
. . . . . . . . . . . . . . . . . . . . 107
Sound and Speaker Problems
. . . . . . . . . . . . . 108
No sound from integrated speakers
. . . . . . . . 108
No sound from external speakers
. . . . . . . . . 108
No sound from headphones
. . . . . . . . . . . . 109
Touch Pad or Mouse Problems
. . . . . . . . . . . . . 109
Video and Display Problems
. . . . . . . . . . . . . . 110
If the display is blank
. . . . . . . . . . . . . . . . 110
If the display is difficult to read
. . . . . . . . . . 111
If only part of the display is readable
. . . . . . . 112
Drivers
. . . . . . . . . . . . . . . . . . . . . . . . . . 112
What Is a Driver?
. . . . . . . . . . . . . . . . . . 112
Identifying Drivers
. . . . . . . . . . . . . . . . . 113
Reinstalling Drivers and Utilities
. . . . . . . . . . 113
Troubleshooting Software and Hardware
Problems
. . . . . . . . . . . . . . . . . . . . . . . . . 115
Restoring Your Operating System . . . . . . . . . . . . 116
Using Microsoft
Windows System Restore . . . . 116
Using Dell PC Restore by Symantec
. . . . . . . . 117
Using the Operating System Media
. . . . . . . . 119