Dell OptiPlex GX745

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Advanced Features2
Legacyselect Technology Control2
Dell Openmanage™ Applications2
Physical Security3
Trusted Platform Module (TPM)4
Security Management Software4
Computer Tracking Software5
About Smart Cards and Fingerprint Readers5
Password Protection5
Typing Your System Password6
Deleting or Changing an Existing System Password6
Assigning an Administrator Password6
Disabling a Forgotten Password and Setting a New Password7
Entering System Setup7
System Setup Screens8
System Setup Options8
Changing Boot Sequence for the Current Boot11
Booting to a USB Device12
Jumper Settings12
Clearing Forgotten Passwords13
Clearing CMOS Settings14
Hyper-Threading and Dual-Core Technology14
Power Management15
Replacing the Battery16
Before You Begin18
Recommended Tools18
Turning off Your Computer18
Before Working Inside Your Computer18
Cleaning Your Computer20
Computer, Keyboard, and Monitor20
Floppy Drive20
Cds and Dvds21
About Your Desktop Computer22
Front View22
Back View23
Back Panel Connectors23
Inside Your Computer24
System Board Components25
Notes, Notices, and Cautions26
PCI Cards27
Removing a PCI Card30
Installing a PCI Card in the Riser-Card Cage31
Removing a PCI Card from the Riser-Card Cage33
Removing the Processor36
Installing the Processor37
Removing an Optical Drive41
Installing an Optical Drive42
Floppy Drive and Media Card Reader44
Removing a Hard Drive46
Installing a Hard Drive46
Removing the I/O Panel49
Replacing the I/O Panel49
Replacing the Power Supply51
DC Power Connectors52
Desktop Computer Specifications56
Fcc Notices (U.s. Only)60
FCC Class B60
Finding Information61
Getting Help64
Obtaining Assistance64
Online Services64
Problems with Your Order65
Product Information65
Returning Items for Warranty Repair or Credit65
Before You Call66
Contacting Dell66
DDR2 Memory Overview83
Removing Memory84
Installing Memory85
Notes, Notices, and Cautions87
Installing an Expansion Card88
Removing an Expansion Card90
General Installation Guidelines96
Connecting Drive Cables96
Drive Interface Connectors96
Power Cable Connectors97
Connecting and Disconnecting Drive Cables97
Installing a Hard Drive98
Adding a Second Hard Drive100
Drive-Panel Inserts101
Removing the Computer Cover112
Mini Tower Computer Specifications113
Microsoft® Windows® XP Features116
Transferring Information to a New Computer116
Running the Files and Settings Transfer Wizard with the Operating System CD116
Running the Files and Settings Transfer Wizard Without the Operating System CD117
User Accounts and Fast User Switching118
Setting up a Home and Office Network118
Network Setup Wizard119
Replacing the Computer Cover120
Hard Drive129
Small Form Factor Computer Specifications143
Notes, Notices, and Cautions146
About Your Small Form Factor Computer147
Front View147
Back View148
Back Panel Connectors148
Inside Your Computer149
System Board Components150
Reinstalling Drivers and the Operating System151
What Is a Driver151
Identifying Drivers151
Using the Optional Drivers and Utilities CD152
Using Microsoft Windows Xp System Restore152
Creating a Restore Point152
Restoring the Computer to an Earlier Operating State153
Undoing the Last System Restore153
Reinstalling Microsoft Windows XP153
Reinstalling Windows XP154
Solving Problems156
Troubleshooting Tips156
Battery Problems156
Card Problems156
Optical Drive Problems157
E-Mail, Modem, and Internet Problems158
Keyboard Problems158
Fan Problems159
Lockups and Software Problems159
Media Card Reader Problems160
Memory Problems161
Mouse Problems161
Network Problems162
Power Problems162
Printer Problems163
Restoring Default Settings163
Serial or Parallel Device Problems164
Sound and Speaker Problems164
No Sound from Speakers164
No Sound from Headphones165
Video and Monitor Problems165
If the Screen Is Blank165
If the Screen Is Difficult to Read166
Removing the Chassis Intrusion Switch167
Replacing the Chassis Intrusion Switch168
Resetting the Chassis Intrusion Detector169
Replacing the System Board170
Ultra Small Form Factor System Board Screws171
Replacing the System Board: Mini Tower, Desktop, Small Form Factor and Ultra-Small Form Factor Computers172
About Your Mini Tower Computer174
Troubleshooting Tools and Utilities179
When to Use the Dell Diagnostics179
Dell Diagnostics Main Menu180
System Lights180
Diagnostic Lights181
Beep Codes182
Error Messages183
Resolving Software and Hardware Incompatibilities185
About Your Ultra Small Form Factor Computer187
Side View188
Connecting a VGA Monitor189
Connecting Two Monitors189
Cable Cover (Optional)190
Attaching the Cable Cover190
Removing the Cable Cover191
Connecting the Power Adapter191
Module Bay194
Installing a Device When Your Computer Is Turned off194
Securing a Device in the Module Bay196
Replacing a Hard-Drive Fan205
Ultra Small Form Factor Computer Specifications208
Warranty212

Dell OptiPlex GX745 - Page 201

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