Dell 210 owner manual Resolving Software and Hardware Incompatibilities

Sound and Speaker Problems	46
No sound from speakers	46
No sound from headphones	47
Video and Monitor Problems	47
The screen is blank	47
The screen is difficult to read	48

3Troubleshooting Tools . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Diagnostic Lights	49
Dell Diagnostics	52
When to Use the Dell Diagnostics	52
Drivers	54
What Is a Driver?	54
Identifying Drivers	54
Reinstalling Drivers	55
Resolving Software and Hardware Incompatibilities	56
Restoring Your Operating System	56
Using Microsoft Windows XP System Restore	56

4 Removing and Installing Parts	61
Before You Begin	61
Recommended Tools	61
Turning Off Your Computer	61
Before Working Inside Your Computer	62
Removing the Computer Cover	62
Inside View of Your Computer	64
System Board Components	65
Memory	66
DDR2 Memory Overview	66
Addressing Memory With 4-GB Configurations	68
Installing Memory	68
Removing Memory	70

Contents

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