Mini Tower Computer Desktop Computer
Dell OptiPlex 320 Users Guide
Clearing Forgotten Passwords
Advanced Features
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Booting to a USB Device
Assigning a System Password
Password Protection
System Password
Option Settings
Assigning an Administrator Password
Administrator Password
Deleting or Changing an Existing System Password
Option Settings
Operating Your Computer With an Administrator Password Enabled
Disabling a Forgotten Password and Setting a New Password
Entering System Setup
System Setup Screens
Onboard Devices
System Setup Options
System
Drives
Video
PS/2
Auto
Auto
Unlocked
Boot Sequence
Power Management
Maintenance
Changing Boot Sequence for Future Boots
Booting to a USB Device
Option Settings
Changing Boot Sequence for the Current Boot
unjumpered
Clearing Forgotten Passwords
Floppy Drive
jumpered
2. Click Hardware and click Device Manager
Clearing CMOS Settings
Power Management
Hyper-Threading
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Sleep Mode Wake-Up Methods Windows XP
Invalid configuration information - please run SETUP program
Battery
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Time-of-day not set - please run SETUP program
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Recommended Tools Turning Off Your Computer
Before You Begin
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Dell OptiPlex 320 Users Guide
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For your mini tower computer, see Removing the Computer Cover
For your desktop computer, see Removing the Computer Cover
Mouse
Cleaning Your Computer
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Computer, Keyboard, and Monitor
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Connecting Multiple Monitors
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Changing the Display Settings
Dell OptiPlex 320 Users Guide
Desktop Computer
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Front View
Options
Back-Panel Connectors
See Back-Panel Connectors for details
Back View
Inside Your Computer
System Board Components
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Installing an Expansion Card Removing an Expansion Card
PCI and PCI Express Cards
Installing an Expansion Card
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Removing an Expansion Card
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Removing the Processor
Processor
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Removing the Processor Installing the Processor
Installing the Processor
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9. Clean the thermal grease from the bottom of the heat sink
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Drives
Connecting Drive Cables
Drive Interface Connectors
IDE Drive Addressing
Power Cable Connectors
Connecting and Disconnecting Drive Cables
CD/DVD Drive
Installing a CD/DVD Drive
Removing a Floppy Drive
Floppy Drive
Installing a Floppy Drive
Removing a Hard Drive
Hard Drive
Installing a Hard Drive
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Removing the I/O Panel
I/O Panel
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Replacing the Power Supply DC Power Connectors
Power Supply
Replacing the Power Supply
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DC Power Connector P1
DC Power Connectors
DC Power Connector P5, P6
DC Power Connector P2
DC Power Connector P3
DC Power Connector P4
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Pin Number Signal name 18-AWG Wire
Dell OptiPlex 320 Users Guide
Removing the Computer Cover
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Microprocessor
Desktop Computer Specifications
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Dell OptiPlex 320 Users Guide
Controls and Lights
Connectors
Drives
Key Combinations
Environmental
Power
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Physical
FCC Class B
FCC Notice U.S. Only
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Dell OptiPlex 320 Users Guide
Finding Information
Service Tag and Microsoft Windows License
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Select Drivers & Downloads and click Go
Windows Help and Support Center
Operating System CD
Dell Support Website - support.dell.com
Your operating system product key label is located on your computer see Service Tag and Microsoft Windows License
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See Drivers and Utilities CD also known as ResourceCD
Technical Assistance Problems With Your Order Product Information
Getting Help
Online Services
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Automated Order-Status Service
Problems With Your Order
Returning Items for Warranty Repair or Credit
AutoTech Service
Contacting Dell
Before You Call
Antigua and Barbuda
Canada North York
Denmark Copenhagen
Grenada
Japan Kawasaki
Netherlands Antilles
Website support.ap.dell.com
Website support.ap.dell.com
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U.S. Virgin Islands
Venezuela
Glossary
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Dell OptiPlex 320 Users Guide
docking device - See APR
device driver - See driver
Page
Page
NIC - See network adapter
module bay - See media bay
Page
video resolution - See resolution
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Mini Tower Computer Specifications Desktop Computer Specifications
Memory
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Removing Memory Installing Memory
Removing Memory
Installing Memory
1 cutouts 2 memory module 3 notch 4 crossbar
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Cleaning Your Computer
Removing and Replacing Parts
Mini Tower Computer Specifications
Advanced Features
Dell OptiPlex 320 Users Guide
Mini Tower Computer
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Front View
Back-Panel Connectors
See Back-Panel Connectors for details
Back View
Options
Inside Your Computer
System Board Components
floppy drive connector FLOPPY
SATA drive connectors SATA0, SATA1
PCI card connectors
power connector POWER
PCI and PCI Express Cards
Installing a Expansion Card
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Installing a Expansion Card Removing an Expansion Card
7. Prepare the new card for installation
Removing an Expansion Card
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Removing the Processor
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Removing the Processor Installing the Processor
Processor
Installing the Processor
processor cover
socket and processor pin-1 indicator
9. Clean the thermal grease from the bottom of the heat sink
11. Install the heat sink assembly
12. Replace the computer cover see Replacing the Computer Cover
1 heat sink assembly 2 heat-sink assembly bracket
3 captive screw housing
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General Installation Guidelines Hard Drive Drive-Panel Inserts
Connecting Drive Cables
Data Cable Connectors
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SATA Power Connector
Power Cable Connectors
Connecting and Disconnecting Drive Cables
IDE Drive Power Connector
Removing a Hard Drive
Hard Drive
Installing a Hard Drive
Adding a Second Hard Drive
5. Move the first hard drive from the upper bay to the lower bay
7. Connect a power cable to each drive
Drive-Panel Inserts
Removing the Floppy Drive
Floppy Drive
Installing the Floppy Drive
CD/DVD Drive
Removing a CD/DVD Drive
Installing a CD/DVD Drive
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Removing the I/O Panel
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I/O Panel
Replacing the Power Supply DC Power Connectors
Power Supply
Replacing the Power Supply
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DC Power Connector P1
DC Power Connectors
DC Power Connector P7
DC Power Connector P2
DC Power Connectors P3 and P5
DC Power Connector P4
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DC Power Connectors P8 and P9
Pin Number Signal Name 22-AWG Wire
Pin Number Signal name 18-AWG Wire
Dell OptiPlex 320 Users Guide
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Removing the Computer Cover
Mini Tower Computer Specifications
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Dell OptiPlex 320 Users Guide
Controls and Lights
Connectors
Drives
Key Combinations
Environmental
Power
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Physical
Setting Up a Home and Office Network
Microsoft Windows XP Features
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User Accounts and Fast User Switching
Connecting to a Network Adapter
User Accounts and Fast User Switching
Setting Up a Home and Office Network
Fast User Switching
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3. Click Checklist for creating a network
Dell OptiPlex 320 Users Guide
Replacing the Computer Cover
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Connecting Multiple Monitors
Removing and Replacing Parts
Desktop Computer Specifications
Advanced Features
Using Windows XP Device Driver Rollback
Reinstalling Drivers and the Operating System
What Is a Driver?
Reinstalling Drivers and Utilities
1. Insert the Drivers and Utilities CD
Using Microsoft Windows XP System Restore
Creating a Restore Point
Using the Optional Drivers and Utilities CD
Restoring the Computer to an Earlier Operating State
Reinstalling Microsoft Windows XP
Undoing the Last System Restore
Enabling System Restore
Dell Operating System CD Dell Drivers and Utilities CD Resource CD
Reinstalling Windows XP
Booting From the Operating System CD
Windows XP Setup
Next
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Battery Problems
Solving Problems
CD and DVD drive problems
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Running the Dell IDE Hard Drive Diagnostics
Hard drive problems
Problems writing to a CD/DVD-RW drive
Check the speakers and subwoofer - See Sound and Speaker Problems
The computer stops responding
Other software problems
Check the Diagnostic Lights - See Diagnostic Lights
The computer does not start up
Check the mouse cable
If you experience other memory problems
Back up your files immediately
If you receive an insufficient memory message
Run the Dell Diagnostics - See Dell Diagnostics
Check the mouse settings
If you are using a PS/2 mouse
Reinstall the mouse driver - See Drivers
Ensure that the printer is turned on
Printer Problems
Restoring Default Settings
If the power light is blinking amber
Run the Dell Diagnostics - See Dell Diagnostics
Serial or Parallel Device Problems
Sound and Speaker Problems
To restore the computers system settings to their default values
If the screen is blank
No sound from headphones
Run the speaker diagnostics Reinstall the audio driver - See Drivers
Run the Dell Diagnostics - See Dell Diagnostics
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Check the diagnostic lights - See Diagnostic Lights
Adjust the Windows display settings
3. Try different settings for Screen resolution and Color quality
Dell OptiPlex 320 Users Guide
System Board
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System Board Screws
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Dell OptiPlex 320 Users Guide
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Trademarks used in this text Dell, the DELL logo, OptiPlex, Inspiron, Dimension, Latitude, Dell Precision, TravelLite, Dell OpenManage, PowerVault, Axim, PowerEdge, PowerConnect, Strike Zone, and PowerApp are trademarks of Dell Inc. Intel, Pentium, SpeedStep, and Celeron are registered trademarks of Intel Corporation Microsoft and Windows are registered trademarks of Microsoft Corporation Bluetooth is a trademark owned by Bluetooth SIG, Inc. and is used by Dell Inc. under license. ENERGY STAR is a registered trademark of the U.S. Environmental Protection Agency. As an ENERGY STAR partner, Dell Inc. has determined that this product meets the ENERGY STAR guidelines for energy efficiency
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Troubleshooting Tools and Utilities
When to Use the Dell Diagnostics
Starting the Dell Diagnostics From Your Hard Drive
System Lights
Dell Diagnostics Main Menu
see Diagnostic Lights. See Video and Monitor Problems
see Diagnostic Lights
See Power Problems
see Diagnostic Lights
Beep Codes
Code
Cause
Data error - See Drive Problems
Attachment failed to respond - See Drive Problems
Bad error-correction code ECC on disk read - See Drive Problems
Controller has failed - See Drive Problems
See Lockups and Software Problems
See Drive Problems
Keyboard failure - See Keyboard Problems
Memory allocation error
Seek error - See Drive Problems
Plug and Play Configuration Error
Read fault Requested sector not found Reset failed
See Drive Problems
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Resolving Software and Hardware Incompatibilities
Microsoft Windows XP
Dell OptiPlex 320 Users Guide
Warranty
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