Dell Precision 450 User Manual Page 123
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- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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3. Align the notch on the bottom of the VRM with the ridges inside the connector.
4. Press the VRM straight down into the connector until the securing clips snap into place at the ends of the module.
5. Install the microprocessor airflow shroud (for the Dell Precision 650 computer, see "Microprocessor Airflow Shroud" or for the Dell Precision 450
computer, see "Microprocessor Airflow Shroud").
6. Close the computer cover.
7. Connect your computer and devices to electrical outlets, and turn them on.
Removing a VRM
1. Remove the microprocessor airflow shroud (for the Dell Precision 650 computer, see "Microprocessor Airflow Shroud" or for the Dell Precision 450
computer, see "Microprocessor Airflow Shroud").
2. Press the securing clips at each end of the connector outward simultaneously until the VRM slightly pops out from the connector.
3. Grasp the VRM by its top corners, and ease it out of the connector.
4. If you are installing a new VRM, see "Installing a VRM."
If you are not installing a new VRM, continue with step 5.
5. Install the microprocessor airflow shroud (for the Dell Precision 650 computer, see "Microprocessor Airflow Shroud" or for the Dell Precision 450
computer, see "Microprocessor Airflow Shroud").
6. Close the computer cover.
7. Connect your computer and devices to electrical outlets, and turn them on.
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3
connector
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.
CAUTION: Before you perform this procedure, follow the safety instructions in the System Information Guide.
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.
- Advanced Troubleshooting 3
- Beep Codes 6
- Dell Diagnostics 7
- Drivers 8
- Identifying Drivers 9
- Reinstalling Drivers 9
- Using System Restore 10
- Windows XP 11
- Windows 2000 11
- Advanced Features 12
- Security 13
- Password Protection 13
- Option Settings 14
- Assigning a System Password 14
- Typing Your System Password 14
- Setup Password 15
- System Setup 16
- Boot Sequence 17
- System Setup Options 18
- Jumper Settings 20
- Power Button 20
- Hyper-Threading 22
- IEEE 1394 22
- U320 SCSI Controller 22
- Integrated Striping 23
- Battery 26
- Installing a Card 28
- Removing a Card 31
- Cleaning Your Computer 33
- CDs and DVDs 34
- Getting Help 38
- Problems With Your Order 39
- Product Information 39
- Before You Call 39
- Contacting Dell 40
- Front View 48
- Back View 48
- Back Panel Connectors 49
- Inside Your Computer 50
- System Board Components 51
- SCSI ID Numbers 53
- Ergonomic Computing Habits 73
- Glossary 80
- System Information Label 86
- Specifications 88
- Caring for Your Computer 91
- Opening the Drive Door 93
- Closing the Computer Cover 98
- Opening the Computer Cover 100
- Microprocessor 102
- Removing the Microprocessor 103
- Drives 106
- Hard Drive 108
- Removing a Hard Drive 109
- IDE/SCSI Drive 110
- Serial ATA Drive 110
- Installing a Hard Drive 111
- Floppy Drive 114
- Installing a Floppy Drive 115
- CD/DVD Drive 117
- Removing a CD/DVD Drive 118
- Installing a CD/DVD Drive 119
- Installing a VRM 122
- Removing a VRM 123
- Memory Module Label 124
- Removing a Memory Module 125
- Adding a Memory Module 125
- Regulatory Notices 130
- IC Notice (Canada Only) 131
- CE Notice (European Union) 131
- ENERGY STAR®Compliance 131
- VCCI Notice (Japan Only) 132
- Class B ITE 133
- Class A Device 133
- Class B Device 133
- MIC Class B Regulatory Label 134
- BSMI Notice (Taiwan Only) 135
- Solving Problems 137
- Drive Problems 138
- CD drive problems 139
- DVD drive problems 139
- Hard drive problems 139
- Dropped or Damaged Computer 140
- Error Messages 141
- General Problems 144
- IEEE 1394 Device Problems 145
- Keyboard Problems 145
- Memory Problems 146
- Microprocessor Problems 146
- Mouse Problems 147
- Network Problems 147
- Power Problems 148
- Printer Problems 148
- Sound and Speaker Problems 149
- System Board Problems 150
- Video and Monitor Problems 151
- Warranty and Return Policy 153
- Your Operating System 154
- Switching to Classic View 156
- Desktop Cleanup Wizard 157
- Adding User Accounts 158
- Fast User Switching 158
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