Dell Dimension C521 Bedienungsanleitung Seite 105
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Appendix 105
NOTICE: To connect a network cable, first plug the cable into the network port or device, and then plug it into the
computer.
11
Connect your computer and devices to electrical outlets, and then turn them on.
Clearing CMOS Settings
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the
Product Information Guide.
1
Follow the procedures in "Before You Begin" on page 59.
2
Reset the current CMOS settings:
a
Locate the 2-pin CMOS jumper (RTCRST) on the system board (see "Jumper Locations" on
page 104).
b
Remove the jumper plug from pin 1.
c
Place the jumper plug on pins 1 and 2 and wait approximately five seconds.
d
Replace the jumper plug on pin 1.
3
Replace the computer cover (see "Replacing the Computer Cover" on page 90).
NOTICE: To connect a network cable, first plug the cable into the network port or device, and then plug it into the
computer.
4
Connect your computer and devices to electrical outlets, and then turn them on.
Cleaning Your Computer
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product
Information Guide.
Computer, Keyboard, and Monitor
CAUTION: Before you clean your computer, disconnect the computer from the electrical outlet. Clean your
computer with a soft cloth dampened with water. Do not use liquid or aerosol cleaners, which may contain
flammable substances.
• Use a can of compressed air to remove dust from between the keys on the keyboard.
NOTICE: To prevent damage to the antiglare coating, do not wipe the display with soap or alcohol.
• To clean your monitor screen, lightly dampen a soft, clean cloth with water. You can also use a special
screen-cleaning tissue or solution suitable for the monitor’s antistatic coating.
• Wipe the keyboard, computer, and monitor plastics with a soft cleaning cloth moistened with a
solution of three parts water and one part dishwashing detergent.
Do not soak the cloth or let water drip inside your computer or keyboard.
- Owner’s Manual 1
- Notes, Notices, and Cautions 2
- Abbreviations and Acronyms 2
- Contents 3
- 4 Contents 4
- 6 Contents 6
- 8 Contents 8
- Finding Information 9
- 10 Finding Information 10
- 12 Finding Information 12
- NOTE: The color of your CD 12
- Front View of the Computer 13
- Back View of the Computer 15
- Back Panel I/O Connectors 16
- Setting Up a Printer 17
- Connecting to the Internet 18
- Playing CDs and DVDs 20
- Adjusting the Volume 21
- Copying CDs and DVDs 22
- Using Blank CDs and DVDs 23
- Helpful Tips 23
- Power Management 27
- Power Options Properties 28
- Advanced Tab 29
- Hibernate Tab 29
- Solving Problems 31
- CD and DVD drive problems 32
- Hard drive problems 33
- Error Messages 34
- Keyboard Problems 35
- Lockups and Software Problems 36
- A solid blue screen appears 37
- Other software problems 37
- Media Card Reader Problems 38
- Memory Problems 38
- Mouse Problems 39
- Network Problems 40
- Power Problems 40
- Printer Problems 41
- Scanner Problems 42
- Sound and Speaker Problems 43
- Video and Monitor Problems 44
- 46 Solving Problems 46
- Advanced Troubleshooting 47
- Diagnostic Lights 48
- Dell Diagnostics 50
- Dell Diagnostics Main Menu 51
- What Is a Driver? 52
- Identifying Drivers 52
- Reinstalling Drivers 53
- Using Microsoft 54
- XP System Restore 54
- Enabling System Restore 55
- Removing Dell PC Restore 57
- 58 Advanced Troubleshooting 58
- Removing and Installing Parts 59
- Removing the Computer Cover 60
- Inside View of Your Computer 62
- System Board Components 63
- DDR2 Memory Overview 64
- Installing Memory 65
- Removing Memory 68
- Installing an Expansion Card 69
- Removing an Expansion Card 73
- Connecting Drive Cables 75
- Drive Interface Connectors 76
- Power Cable Connector 76
- Hard Drive 77
- Installing a Hard Drive 78
- Installing a Floppy Drive 82
- Media Card Reader 83
- Removing a Media Card Reader 84
- CD/DVD Drive 86
- Removing a CD/DVD Drive 87
- Installing a CD/DVD Drive 87
- Replacing the Battery 89
- Replacing the Computer Cover 90
- Appendix 93
- 94 Appendix 94
- 96 Appendix 96
- System Setup 97
- System Setup Options 98
- 100 Appendix 100
- Boot Menu 102
- Jumper Locations 104
- Clearing Password Settings 104
- Cleaning Your Computer 105
- Floppy Drive 106
- CDs and DVDs 106
- FCC Notice (U.S. Only) 107
- Contacting Dell 108
- 110 Appendix 110
- 112 Appendix 112
- 114 Appendix 114
- 116 Appendix 116
- 118 Appendix 118
- 120 Appendix 120
- 122 Appendix 122
- 124 Appendix 124
- Printers, and Projectors 125
- 126 Appendix 126
- Glossary 127
- 128 Glossary 128
- 130 Glossary 130
- 132 Glossary 132
- 134 Glossary 134
- 136 Glossary 136
- Index 137 137
- 138 Index 138
- Index 139 139
- 140 Index 140
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