11 adding and replacing parts – Dell Inspiron 640M User Manual

Page 8

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Contents

Power Problems

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96

Printer Problems

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97

Scanner Problems

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97

Sound and Speaker Problems

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98

No sound from integrated speakers

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98

No sound from external speakers

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98

No sound from headphones

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99

Touch Pad or Mouse Problems

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99

Video and Display Problems

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99

If the display is blank

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99

If the display is difficult to read

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100

If only part of the display is readable

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100

Drivers

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101

What Is a Driver?

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101

Identifying Drivers

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101

Reinstalling Drivers and Utilities

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101

Resolving Software and Hardware Incompatibilities

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103

Restoring Your Operating System

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104

Using Microsoft

Windows XP System Restore

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104

Using Dell PC Restore by Symantec

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105

Using the Operating System CD

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107

11 Adding and Replacing Parts

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109

Before You Begin

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109

Recommended Tools

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109

Turning Off Your Computer

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109

Before Working Inside Your Computer

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110

Hard Drive

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111

Returning a Hard Drive to Dell

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113

Optical Drives

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114

About the Device Security Screw

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114

Removing and Installing Optical Drives

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114

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