Contents
5
Diagnostic Lights
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66
Beep Codes
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69
System Messages
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70
Dell Diagnostics
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72
When to Use Dell Diagnostics
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72
Starting Dell Diagnostics From Your Hard Drive
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72
Starting Dell Diagnostics From the Drivers and Utilities Media
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73
Dell Diagnostics Main Menu
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74
Drivers
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75
What Is a Driver?
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75
Identifying Drivers
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75
Reinstalling Drivers and Utilities
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76
Using Windows Device Driver Rollback
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76
Using the Drivers and Utilities Media
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76
Restoring Your Operating System
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78
Using Microsoft
Windows
System Restore
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78
Using Dell PC Restore and Dell Factory Image Restore
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79
Using the Operating System Media
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82
Troubleshooting Software and Hardware Problems
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83
5
Removing and Installing Parts
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85
Before You Begin
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85
Recommended Tools
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85
Preparing to Work Inside Your Computer
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85
Removing the Computer Cover
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86
Inside View of Your Computer
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88
System Board Components
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89
Memory
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90
DDR2 Memory Overview
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90
Addressing Memory Configurations
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91
Installing Memory
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92
Removing Memory
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93
Summary of Contents for XPS 720
Page 1: ...w w w d e l l c o m s u p p o r t d e l l c o m Dell XPS 720 Owner s Manual Model DCDO ...
Page 48: ...48 Setting Up and Using Your Computer ...
Page 50: ...50 Optimizing for Greater Performance ...
Page 52: ...52 Dell QuickSet ...
Page 84: ...84 Troubleshooting ...
Page 162: ...162 Removing and Installing Parts ...
Page 220: ...20 Index 220 Index ...