Dell XPS 420 Personal Computer User Manual


 
Contents 5
Power Management Options in Windows Vista . . . . 56
Sleep Mode
. . . . . . . . . . . . . . . . . . . . 56
Hybrid Sleep
. . . . . . . . . . . . . . . . . . . . 56
Hibernate Mode
. . . . . . . . . . . . . . . . . . 57
Configuring Power Management Settings
. . . . . 57
2 Optimizing for Greater Performance . . . . 59
Understanding Intel™ SpeedStep
®
Technology . . . . 59
3 Troubleshooting . . . . . . . . . . . . . . . . . . . 61
Solving Problems . . . . . . . . . . . . . . . . . . . . 61
Coin-Cell Battery Problems
. . . . . . . . . . . . 61
Drive Problems
. . . . . . . . . . . . . . . . . . . 62
E-Mail, Modem, and Internet Problems
. . . . . . 63
Error Messages
. . . . . . . . . . . . . . . . . . 64
IEEE 1394a Device Problems
. . . . . . . . . . . . 65
Keyboard Problems
. . . . . . . . . . . . . . . . 65
Lockups and Software Problems
. . . . . . . . . 66
Memory Problems
. . . . . . . . . . . . . . . . . 68
Mouse Problems
. . . . . . . . . . . . . . . . . 68
Network Problems
. . . . . . . . . . . . . . . . . 69
Power Problems
. . . . . . . . . . . . . . . . . . 69
Printer Problems
. . . . . . . . . . . . . . . . . . 71
Scanner Problems
. . . . . . . . . . . . . . . . . 71
Sound and Speaker Problems
. . . . . . . . . . . 72
Video and Monitor Problems
. . . . . . . . . . . . 73
Power Lights
. . . . . . . . . . . . . . . . . . . . . . 75
Diagnostic Lights
. . . . . . . . . . . . . . . . . . . . 76
Beep Codes
. . . . . . . . . . . . . . . . . . . . . . . 81
book.book Page 5 Tuesday, November 27, 2007 10:29 AM