Video and Monitor Problems

40

 

If the screen is blank

40

 

If the screen is difficult to read

41

3

Advanced Troubleshooting

 

 

Diagnostic Lights

43

 

Dell Diagnostics

46

 

Starting the Dell Diagnostics

47

 

Drivers

48

 

What Is a Driver?

48

 

Identifying Drivers

48

 

Reinstalling Drivers

49

 

Restoring Your Operating System

49

 

Using Microsoft Windows XP System Restore

50

 

Using Dell PC Restore by Symantec

51

 

Resolving Software and Hardware Incompatibilities

52

4

Adding Parts

 

 

Front and Back View of the Computer

53

 

Front View

53

 

Back View

55

 

Reattaching the Front Door

57

 

Opening the Computer Cover

58

 

Looking Inside Your Computer

60

 

System Board

61

 

Adding PC Cards (Optional)

62

 

PC Card Types

62

 

Installing a PC Card

63

 

Removing a PC Card

64

 

Adding Other Cards

65

Contents

5

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Dell H7228 manual Using Microsoft Windows XP System Restore, Resolving Software and Hardware Incompatibilities