Power Lights

344

System Lights

345

Diagnostic Lights

347

Beep Codes

350

System Messages

351

Dell Diagnostics

353

When to Use the Dell Diagnostics

353

Starting the Dell Diagnostics From Your Hard Drive

353

Starting the Dell Diagnostics From the Drivers and

 

Utilities CD (Optional)

354

Dell Diagnostics Main Menu

355

Drivers

356

What Is a Driver?

356

Identifying Drivers

356

Microsoft® Windows® XP

357

Microsoft Windows Vista®

357

Reinstalling Drivers and Utilities

357

Using Windows Device Driver Rollback

357

Manually Reinstalling Drivers

358

Troubleshooting Software and Hardware Problems in the Microsoft®

 

Windows® XP and Microsoft Windows Vista® Operating Systems

358

Restoring Your Operating System

359

Using Microsoft Windows System Restore

359

Starting System Restore

360

Undoing the Last System Restore

360

Enabling System Restore

360

Using Dell™ PC Restore and Dell Factory Image Restore

361

Windows XP: Dell PC Restore

361

Windows Vista: Dell Factory Image Restore

362

Using the Operating System Media

363

Before you Begin

363

Reinstalling Windows XP or Windows Vista

363

Contents

15

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Dell 755 manual 345, 347, 350, 351, 353, 354, 355, 356, 357, Using Microsoft Windows System Restore 359, 360, 363