Creating a Restore Point

Keyboard Problems

43

Mouse Problems

44

Network Problems

45

Power Problems

45

Printer Problems

46

Scanner Problems

47

Sound and Speaker Problems

48

No sound from speakers

48

No sound from headphones

49

Video and Monitor Problems

50

If the screen is blank

50

If the screen is difficult to read

51

3Advanced Troubleshooting

Diagnostic Lights . . . . . . . . . .

Dell Diagnostics . . . . . . . . . . .

When to Use the Dell Diagnostics Starting the Dell Diagnostics . .

Drivers . . . . . . . . . . . . . . .

What Is a Driver? . . . . . . . .

Identifying Drivers . . . . . . .

Reinstalling Drivers . . . . . . .

Using System Restore . . . . . . .

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Restoring the Computer to an Earlier Operating State Undoing the Last System Restore . . . . . . . . . .

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61

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62

Resolving Software and Hardware Incompatibilities . . . . . . . 63

Contents

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Dell 2350 If the screen is difficult to read, Using System Restore, Resolving Software and Hardware Incompatibilities