6Contents
A solid blue screen appears . . . . . . . . . . . . 71
Other software problems . . . . . . . . . . . . . . 72
Media Card Reader Problems . . . . . . . . . . . . . . 73
Memory Problems . . . . . . . . . . . . . . . . . . . . 74
Mouse Problems. . . . . . . . . . . . . . . . . . . . . 75
Network Problems. . . . . . . . . . . . . . . . . . . . 76
Power Problems . . . . . . . . . . . . . . . . . . . . . 77
Printer Problems. . . . . . . . . . . . . . . . . . . . . 78
Scanner Problems . . . . . . . . . . . . . . . . . . . . 80
Sound and Speaker Problems . . . . . . . . . . . . . . 81
No sound from speakers . . . . . . . . . . . . . . 81
No sound from headphones . . . . . . . . . . . . 82
Video and Monitor Problems . . . . . . . . . . . . . . 82
If the screen is blank . . . . . . . . . . . . . . . . 83
If the screen is difficult to read. . . . . . . . . . . 84
3 Troubleshooting Tools . . . . . . . . . . . . . . 85
Power Lights . . . . . . . . . . . . . . . . . . . . . . . 85
Beep Codes. . . . . . . . . . . . . . . . . . . . . . . . 86
System Messages . . . . . . . . . . . . . . . . . . . . 88
Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . 90
When to Use the Dell Diagnostics . . . . . . . . . 90
Starting the Dell Diagnostics From Your
Hard Drive. . . . . . . . . . . . . . . . . . . . . . 90
book.book Page 6 Monday, October 6, 2008 11:28 AM