Contents
5
Keyboard Problems
. . . . . . . . . . . . . . . . . . . . . . . . .
48
Mouse Problems
. . . . . . . . . . . . . . . . . . . . . . . . . .
49
Network Problems
. . . . . . . . . . . . . . . . . . . . . . . . .
50
Power Problems
. . . . . . . . . . . . . . . . . . . . . . . . . . .
51
Printer Problems
. . . . . . . . . . . . . . . . . . . . . . . . . .
53
Scanner Problems
. . . . . . . . . . . . . . . . . . . . . . . . .
54
Sound and Speaker Problems
. . . . . . . . . . . . . . . . . . .
55
No sound from speakers
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55
No sound from headphones
. . . . . . . . . . . . . . . . . . .
56
Video and Monitor Problems
. . . . . . . . . . . . . . . . . . . .
57
If the screen is blank
. . . . . . . . . . . . . . . . . . . . . .
57
If the screen is difficult to read
. . . . . . . . . . . . . . . . .
58
3
Advanced Troubleshooting
Diagnostic Lights
. . . . . . . . . . . . . . . . . . . . . . . . . .
60
Dell Diagnostics
. . . . . . . . . . . . . . . . . . . . . . . . . . .
62
When to Use the Dell Diagnostics
. . . . . . . . . . . . . . . .
62
Starting the Dell Diagnostics
. . . . . . . . . . . . . . . . . .
62
Drivers
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
65
What Is a Driver?
. . . . . . . . . . . . . . . . . . . . . . . .
65
Identifying Drivers
. . . . . . . . . . . . . . . . . . . . . . .
66
Reinstalling drivers
. . . . . . . . . . . . . . . . . . . . . . .
66
Using System Restore
. . . . . . . . . . . . . . . . . . . . . . .
68
Creating a Restore Point
. . . . . . . . . . . . . . . . . . . .
68
Restoring the Computer to an Earlier Operating State
. . . . . .
68
Undoing the Last System Restore
. . . . . . . . . . . . . . . .
69
Resolving Software and Hardware Incompatibilities
. . . . . . .
70
Summary of Contents for Dimension 4550 Series
Page 8: ...8 Contents ...
Page 18: ...18 Finding Information for Your Computer w w w d e l l c o m s u p p o r t d e l l c o m ...
Page 74: ...74 Advanced Troubleshooting w w w d e l l c o m s u p p o r t d e l l c o m ...
Page 136: ...136 Appendix w w w d e l l c o m s u p p o r t d e l l c o m ...
Page 152: ...152 Index 152 Index ...