Dell Dimension 5150/E510 User Manual Page 115
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Appendix 115
Clearing Forgotten Passwords
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
Locate the 3-pin password jumper (PSWD) on the system board (see "System Board Components" on
page 67), and attach the jumper plug to pins 2 and 3 to clear the password.
NOTE: When you receive your computer, the jumper plug is attached to pins 1 and 2.
3
Close the computer cover (see "Replacing the Computer Cover" on page 101).
4
Connect your computer and monitor to electrical outlets, and turn them on.
5
After the Microsoft
®
Windows
®
desktop appears on your computer, shut down the computer
(see "Turning Off Your Computer" on page 59).
6
Turn off the monitor and disconnect it from the electrical outlet.
WD846bk2.book Page 115 Thursday, September 14, 2006 2:40 PM
- Dell™ Dimension™ 5150/E510 1
- Owner’s Manual 1
- Notes, Notices, and Cautions 2
- Contents 3
- 2 Solving Problems 4
- 3 Troubleshooting Tools 5
- 5 Appendix 7
- 8 Contents 8
- Finding Information 9
- 10 Finding Information 10
- 12 Finding Information 12
- Setting Up a Printer 13
- Connecting to the Internet 14
- Playing CDs and DVDs 16
- Adjusting the Volume 17
- Adjusting the Picture 17
- Copying CDs and DVDs 18
- Using Blank CDs and DVDs 19
- Helpful Tips 20
- Connecting Two Monitors 21
- Connecting a TV 23
- Changing the Display Settings 23
- Power Management 24
- Standby Mode 25
- Hibernate Mode 25
- Power Options Properties 25
- Power Schemes Tab 26
- Advanced Tab 26
- Hibernate Tab 26
- Hyper-Threading 27
- About RAID Configurations 27
- RAID Level 1 28
- Troubleshooting RAID 29
- RAID Option ROM Utility 29
- Solving Problems 31
- Drive Problems 32
- Hard drive problems 33
- Error Messages 34
- Media Card Reader Problems 35
- Keyboard Problems 36
- Lockups and Software Problems 36
- ND THE PROGRAM — 37
- 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
- Troubleshooting Tools 47
- 48 Troubleshooting Tools 48
- Dell Diagnostics 50
- What Is a Driver? 51
- Identifying Drivers 52
- Reinstalling Drivers 52
- Troubleshooting Tools 53 53
- Using Microsoft 54
- Windows XP System Restore 54
- Enabling System Restore 55
- Removing Dell PC Restore 56
- Using the Operating System CD 57
- 58 Troubleshooting Tools 58
- Front View of the Computer 61
- Back View of the Computer 63
- Removing the Computer Cover 65
- Inside View of Your Computer 66
- System Board Components 67
- DDR2 Memory Overview 68
- Installing Memory 69
- Removing Memory 71
- PCI Cards 72
- Installing a PCI Card 73
- Removing a PCI Card 75
- PCI Express Cards 76
- Removing a PCI Express Card 79
- Drive Panel 80
- Replacing the Drive Panel 82
- IDE Drive Addressing 83
- Connecting Drive Cables 84
- Drive Interface Connectors 84
- Power Cable Connector 84
- Hard Drive 85
- Installing a Hard Drive 86
- Adding a Second Hard Drive 88
- Installing a Floppy Drive 91
- Media Card Reader 93
- CD/DVD Drive 96
- Installing a CD/DVD Drive 98
- CD/DVD drive 99
- Replacing the Battery 100
- Replacing the Computer Cover 101
- Removing and Installing Parts 102
- Appendix 103
- 104 Appendix 104
- 106 Appendix 106
- System Setup 107
- Entering System Setup 108
- System Setup Options 109
- 110 Appendix 110
- Onboard Devices 110
- Boot Sequence 113
- Clearing Forgotten Passwords 115
- Clearing CMOS Settings 116
- Cleaning Your Computer 116
- Floppy Drive 117
- CDs and DVDs 117
- FCC Notices (U.S. Only) 119
- Contacting Dell 120
- 122 Appendix 122
- 124 Appendix 124
- 126 Appendix 126
- 128 Appendix 128
- 130 Appendix 130
- 132 Appendix 132
- 134 Appendix 134
- 136 Appendix 136
- TV, Printers, and 137
- Projectors 137
- 138 Appendix 138
- Index 139 139
- 140 Index 140
- Index 141 141
- 142 Index 142
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