Dell Precision 450 Manual de usuario descargar pdf (Pagina 77)

Installing the Microprocessor Airflow Shroud

1. Attach both fan power cables to the connectors on the system board.

2. Align the anchor tabs with the securing slots.

3. Gently press the shroud until the anchor tabs snap securely into place.

4. Close the computer cover.



5. Connect your computer and devices to electrical outlets, and turn them on.

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

NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.

1 2 ... 72 73 74 75 76 77 78 79 80 81 82 ... 157 158

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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Dell Precision 450 Manual de usuario Pagina 77

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