Dell Precision T5400 (Late 2007) Manual do Utilizador Página 174
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174 Adding and Replacing Parts
Removing the Power Supply
CAUTION: Before performing any of the procedures in this section, follow the
safety instructions in the
Product Information Guide
.
CAUTION: To guard against electrical shock, always unplug your computer from
the electrical outlet before opening the cover.
NOTICE: To prevent static damage to components inside your computer, discharge
static electricity from your body before you touch any of your computer’s electronic
components. You can do so by touching an unpainted metal surface on the
computer.
1
Follow the procedures in "Before You Begin" on page 151.
2
Remove the computer cover. See "Removing the Computer Cover" on
page 153.
3
Disconnect the cables from the power supply.
4 Remove the four screws that attach the power supply to the back of the
computer chassis.
- Model DCTA 1
- Notes, Notices, and Cautions 2
- Contents 3
- 4 Contents 4
- 6 Contents 6
- 8 Contents 8
- Finding Information 11
- 12 Finding Information 12
- 14 Finding Information 14
- 16 Finding Information 16
- 18 Finding Information 18
- About Your Computer 19
- 20 About Your Computer 20
- 22 About Your Computer 22
- 24 About Your Computer 24
- Inside View 26
- System Board Components 28
- Cable Colors 29
- About Your Computer 31 31
- Desktop Orientation 31
- Specifications 36
- 38 About Your Computer 38
- 40 About Your Computer 40
- 42 About Your Computer 42
- About Your Computer 43 43
- 44 About Your Computer 44
- Advanced Features 45
- Power Management 47
- About RAID Configurations 49
- RAID Level 0 50
- RAID Level 1 51
- RAID Level 5 51
- Advanced Features 53 53
- Deleting a RAID Volume 56
- Advanced Features 59 59
- Creating a Spare Hard Drive 60
- RAID Option ROM 61
- Advanced Features 63 63
- Setting Up Your Computer 65
- 66 Setting Up Your Computer 66
- Connecting to the Internet 67
- Windows XP 68
- Windows Vista™ 69
- Microsoft 70
- Setting Up Your Computer 71 71
- Power Protection Devices 73
- Surge Protectors 74
- Line Conditioners 74
- Securing Your Computer 75
- Security Cable Lock 77
- Passwords 78
- Option Settings 80
- Assigning a System Password 80
- Typing Your System Password 81
- Trusted Platform Module (TPM) 85
- Security Management Software 86
- Computer Tracking Software 86
- Securing Your Computer 87 87
- 88 Securing Your Computer 88
- System Setup 89
- 90 System Setup 90
- 92 System Setup 92
- 94 System Setup 94
- 96 System Setup 96
- Boot Menu 97
- Booting to a USB Device 99
- Floppy Drive 100
- Clearing Forgotten Passwords 101
- Clearing CMOS Settings 103
- Flashing the BIOS 103
- Cleaning Your Computer 105
- Troubleshooting 107
- 108 Troubleshooting 108
- E-Mail and Internet Problems 109
- Error Messages 110
- IEEE 1394 Device Problems 111
- Keyboard Problems 112
- Lockups and Software Problems 112
- " on page 121 113
- Memory Problems 114
- Mouse Problems 115
- Network Problems 116
- Power Problems 116
- Printer Problems 117
- Scanner Problems 118
- Sound Problems 119
- 120 Troubleshooting 120
- Troubleshooting Tools 121
- 122 Troubleshooting Tools 122
- 124 Troubleshooting Tools 124
- 126 Troubleshooting Tools 126
- 128 Troubleshooting Tools 128
- Beep Codes 129
- 132 Troubleshooting Tools 132
- 134 Troubleshooting Tools 134
- Dell Diagnostics 136
- Dell Diagnostics Main Menu 138
- 140 Troubleshooting Tools 140
- Reinstalling Software 141
- Microsoft Windows Vista™ 142
- Problems in the Microsoft 143
- Windows 143
- XP and 143
- Using Microsoft 144
- System Restore 144
- Enabling System Restore 145
- Windows XP: Dell PC Restore 146
- Before you Begin 149
- Adding and Replacing Parts 151
- Product Information Guide 152
- Removing the Computer Cover 153
- Removing the Front Panel 155
- Replacing the Front Panel 160
- Replacing the Computer Cover 161
- I/O Panel 163
- I/O-Panel Components 164
- Removing the I/O Panel 165
- Power Supply 167
- DC Power Connectors P1 168
- DC Power Connectors P2 170
- DC Power Connector P3 171
- DC Power Connector P5 171
- DC Power Connector P6 172
- DC Power Connector FD5 172
- Removing the Power Supply 174
- Replacing the Power Supply 176
- About the Battery 176
- Replacing the Battery 177
- Processor 179
- Installing the Processor 183
- Operating Systems Only) 188
- Removing Memory 189
- Installing Memory 190
- Expansion Card Support 193
- Installing an Expansion Card 194
- Removing an Expansion Card 201
- Remove the card: 202
- Tower Computer Drives 205
- Desktop Computer Drives 206
- Power Cable Connectors 209
- SATA Data Cable Connectors 210
- SAS Data Cable Connectors 211
- Hard Drive 212
- Drive Panels 233
- Removing a Drive-Panel Insert 235
- Replacing the Drive Panel 237
- Tower Orientation 238
- 1 drive 2 screws 252
- Media Card Reader 254
- Optical Drive 268
- System Board 281
- Replacing the System Board 284
- Getting Help 289
- Online Services 290
- Problems With Your Order 291
- Product Information 291
- Before You Call 292
- 294 Getting Help 294
- Contacting Dell 295
- 296 Getting Help 296
- Appendix 297
- Glossary 299
- 300 Glossary 300
- 302 Glossary 302
- 304 Glossary 304
- 306 Glossary 306
- 308 Glossary 308
- 310 Glossary 310
- 312 Glossary 312
- 314 Glossary 314
- Glossary 315 315
- 316 Glossary 316
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