Contents 9
Dell MediaDirect problems . . . . . . . . . . . . 134
Other software problems . . . . . . . . . . . . . 135
Memory Problems . . . . . . . . . . . . . . . . . . . . 136
Network Problems . . . . . . . . . . . . . . . . . . . 136
Mobile Broadband (Wireless Wide Area
Network [WWAN]) . . . . . . . . . . . . . . . . . 137
Power Problems. . . . . . . . . . . . . . . . . . . . . 137
Printer Problems . . . . . . . . . . . . . . . . . . . . 139
Scanner Problems. . . . . . . . . . . . . . . . . . . . 140
Sound and Speaker Problems . . . . . . . . . . . . . 141
No sound from integrated speakers . . . . . . . . 141
No sound from external speakers . . . . . . . . . 141
No sound from headphones . . . . . . . . . . . . 142
Remote Control Problems . . . . . . . . . . . . . . . . 142
Touch Pad or Mouse Problems . . . . . . . . . . . . . 142
Video and Display Problems . . . . . . . . . . . . . . 143
If the display is blank. . . . . . . . . . . . . . . . 143
If the display is difficult to read . . . . . . . . . . 144
If only part of the display is readable . . . . . . . 145
Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . 145
What Is a Driver?. . . . . . . . . . . . . . . . . . 145
Identifying Drivers . . . . . . . . . . . . . . . . . 145
Reinstalling Drivers and Utilities . . . . . . . . . . 146
Troubleshooting Software and Hardware
Problems. . . . . . . . . . . . . . . . . . . . . . . . . 149