Dell OPTIPLEX 740

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4. Remove the speaker from the chassis of the computer.

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5. Replace the computer cover.

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6. Turn on power to the computer.

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Advanced Features2
Legacyselect Technology Control2
Alert Standard Format2
Dell Openmanage Client Instrumentation2
Password Protection3
Chassis Intrusion Detection3
Option Settings3
Padlock Ring and Security Cable Slot3
System Password3
Assigning a System Password4
Typing Your System Password4
Administrator Password5
Deleting or Changing an Existing System Password5
Assigning an Administrator Password5
Operating Your Computer with an Administrator Password Enabled5
Deleting or Changing an Existing Administrator Password5
Disabling a Forgotten Password and Setting a New Password6
Trusted Platform Module (TPM)6
Enabling the TPM Feature6
System Setup6
Entering System Setup7
System Setup Screen7
System Setup Options7
Changing Boot Sequence for the Current Boot10
Booting to a USB Device11
Jumper Settings11
Mini Tower, Desktop, and Small Form Factor Computers11
Memory Key11
Clearing Forgotten Passwords12
Clearing CMOS Settings13
Hypertransport™ and Dual-Core Technology13
Power Management13
About RAID Configurations14
Verifying that RAID Is Working14
RAID Level 0 Configuration14
Raid Level 1 Configuration15
Configuring Your Hard Drives for Raid15
Using the Nvidia Mediashield Rom Utility15
Using NVIDIA Mediashield16
Creating a RAID Array16
Deleting a Raid Array17
Converting from One Raid Configuration to Another Raid Configuration17
Enabling Cool 'N' Quiet™ Technology18
Rebuilding a RAID Configuration18
Replacing the Battery19
Before Working Inside Computer21
Before You Begin21
Recommended Tools21
Turning off Your Computer21
Cleaning Your Computer23
Computer, Keyboard, and Monitor23
Floppy Drive23
Cleaning an Optical Mouse23
Cds and Dvds24
About Your Desktop Computer25
Front View25
Back View26
Back Panel Connectors26
Inside Your Computer27
System Board Components28
PCI, PCI Express Cards, and PS/2 Serial Port Adapters30
Installing a PCI Card30
Removing a PCI Card31
Installing a PCI Card in the Riser-Card Cage32
Removing a PCI Card from the Riser-Card Cage34
PCI Express and DVI Cards36
Installing a PCI Express X16 Card or DVI-Card36
Removing a PCI Express X16 Card or DVI-Card38
Installing a PS/2 Serial Port Adapter43
Removing a PS/2 Serial Port Adapter44
Removing the Processor47
Installing the Processor48
General Installation Guidelines51
Connecting and Disconnecting Drive Cables52
Removing an Optical Drive52
Installing an Optical Drive53
Removing a Floppy Drive54
Installing a Floppy Drive54
Removing the Media Card Reader55
Installing the Media Card Reader56
Removing the Hard Drive57
Installing a Hard Drive58
Desktop Computer62
Notes, Notices, and Cautions62
Removing the I/O Panel63
Replacing the I/O Panel63
Replacing the Power Supply64
DC Power Connectors65
Removing the Computer Cover68
Installing a Speaker73
Removing a Speaker73
Finding Information75
Getting Help78
Obtaining Assistance78
Online Services78
Problems with Your Order79
Product Information79
Returning Items for Warranty Repair or Credit79
Autotech Service79
Support Service79
Before You Call80
Contacting Dell80
DDR2 Memory Overview89
Removing Memory90
Installing Memory91
PCI, PCI Express Cards, and PS/2 Serial Port Adapters93
Installing a PCI Card93
Removing a PCI Card94
PCI Express Cards96
Installing a PS/2 Serial Port Adapter101
Removing a PS/2 Serial Port Adapter102
Removing the Processor104
Installing the Processor105
General Installation Guidelines108
Connecting and Disconnecting Drive Cables109
Removing a Hard Drive109
Power Cable Connectors109
Installing Hard Drive110
Adding a Second Hard Drive112
Drive-Panel Inserts113
Removing the Floppy Drive115
Installing the Floppy Drive115
Removing an Optical Drive118
Installing an Optical Drive118
Mini Tower Computer121
Notes, Notices, and Cautions121
Removing the I/O Panel122
Replacing the I/O Panel122
Replacing the Power Supply124
DC Power Connectors125
Removing the Computer Cover127
Installing a Speaker132
Removing a Speaker132
Transferring Information to a New Computer134
Microsoft Windows Vista134
Running the Files and Settings Transfer Wizard Without the Operating System Media135
User Accounts and Fast User Switching136
Adding User Accounts136
Fast User Switching137
Setting up a Home and Office Network137
Connecting to a Network Adapter137
Network Setup Wizard138
Replacing the Computer Cover139
Installing a Pci Express X16 Card or DVI Card143
Removing a Pci Express X16 Card or DVI Card144
Removing a Hard Drive154
Replacing a Hard-Drive Fan157
Floppy Drive and Media Card Reader159
Small Form Factor Computer163
About Your Small Form Factor Computer174
Front View174
Back View175
Back Panel Connectors175
Inside Your Computer176
System Board Components177
Reinstalling Drivers and the Operating System179
What Is a Driver179
Identifying Drivers179
Reinstalling Drivers and Utilities180
Using Windows XP Device Driver Rollback180
Restoring Your Operating System182
Starting System Restore182
Creating a Restore Point182
Undoing the Last System Restore183
Enabling System Restore183
Windows Xp Setup184
Solving Problems186
Troubleshooting Tips186
Battery Problems186
Card Problems186
CD and DVD Drive Problems187
Hard Drive Problems188
E-Mail, Modem, and Internet Problems188
Keyboard Problems188
Fan Problems189
Lockups and Software Problems189
The Computer Does Not Start up189
The Computer Stops Responding189
A Program Stops Responding189
A Program Crashes Repeatedly190
A Solid Blue Screen Appears190
Other Software Problems190
Media Card Reader Problems190
Memory Problems191
Mouse Problems191
Network Problems192
Power Problems192
Printer Problems193
Restoring Default Settings194
Serial or Parallel Device Problems194
Sound and Speaker Problems194
No Sound from Speakers194
No Sound from Headphones195
Video and Monitor Problems195
If the Screen Is Blank195
If the Screen Is Difficult to Read196
Removing the Chassis Intrusion Switch197
Replacing the Chassis Intrusion Switch198
Resetting the Chassis Intrusion Detector198
Replacing the System Board200
Mini Tower System Board Screws200
Desktop System Board Screws200
Small Form Factor System Board Screws201
About Your Mini Tower Computer204
Troubleshooting Tools and Utilities209
When to Use the Dell Diagnostics209
Starting the Dell Diagnostics from Your Hard Drive209
System Lights210
Dell Diagnostics Main Menu210
Diagnostic Lights211
Beep Codes212
Error Messages212
Resolving Software and Hardware Incompatibilities215
Warranty217

Dell OPTIPLEX 740 - Page 133

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