Dell OptiPlex GX240 Systems
User’s Guide
Notes, Notices, and Cautions
Abbreviations and Acronyms
____________________
1 About Your Computer
Contents
3 Installing Upgrades
2Advanced Features
Installing an AGP Graphics Card
Technical Specifications
Solving Problems
4Stand
Recover From a Program That Is Not Responding
9Microsoft Windows XP Features
7 Getting Help
8 Additional Information
Safety First-ForYou and Your Computer
Ergonomic Computing Habits
Electrostatic Discharge
•Use a chair that provides good lower back support
monitor screen at or below eye level
About Your Computer
Finding Information and Assistance Front Panel
Back Panel Inside Your Computer
About Your Computer
Finding Information and Assistance
Using the Resource
Contents
S u p p o r t To o l s continued
Resources
Using the Resource
Contents
S u p p o r t To o l s continued
Resources
Front Panel
S m a l l Fo r m - Fa c t o r C o m p u t e r
About Your Computer
4hard drive access light
1front panel door 2power button 3power light
5floppy drive access light
S m a l l D e s k t o p C o m p u t e r
3removable drive panel 4hard drive access light
1removable drive panel 2floppy drive access light
5power button 6power light 7front panel door
S m a l l M i n i -Tow e r C o m p u t e r
1USB connectors 2headphone connector
Front Panel Door
3breakaway hinges
S m a l l D e s k t o p C o m p u t e r
Power Button
Speaker/Headphone Connector
1breakaway hinges 2USB connectors
3headphone connector
Po w e r B u t t o n Fun c t i o n s f o r
Action
Power Light
Floppy Drive Access Light
Hard Drive Access Light
Back Panel
AC adapter
PCI slots
About Your Computer
S m a l l D e s k t o p C o m p u t e r
S m a l l M i n i -Tow e r C o m p u t e r
AC voltage switch
AC adapter
AGP slot
Connecting Devices
Mouse Connector
Parallel Connector
USB Connectors
Integrated Network Adapter Connector
Keyboard Connector
Serial Connectors
Line-InJack
Line-OutJack
Inside Your Computer
About Your Computer
S m a l l D e s k t o p C o m p u t e r
About Your Computer
S m a l l M i n i -Tow e r C o m p u t e r
About Your Computer
C a bl e C o l o r s
System Board Components
About Your Computer
S y s t e m B o a r d L a b e l s
Connector or Socket
Description
About Your Computer
Security Password Protection Computer Settings
Advanced Features
Additional System Setup Options Jumper Settings
Software Installation and Configuration
LegacySelect Technology Control
Manageability
Dell OpenManage IT Assistant
Security
Dell OpenManage Client Instrumentation
Chassis Intrusion Detection
Option settings
Padlock Ring and Security Cable Slot
Password Protection
System Password
1Verify that Password Status is set to Unlocked
4Press <Enter>
Setup Password
Enabled
Disabling a Forgotten Password
Computer Settings
Entering System Setup
System Setup Screens
Keys
Advanced Features
Action
Moves to the next field
spacebar or
Advanced Features
Keys
Action
Changing the Boot Sequence During System Setup
Changing the Boot Sequence in System Setup
The Boot Device Menu appears
Additional System Setup Options
The default for Auto Power On is Disabled
•CPU Information
Advanced Features
Advanced Features
–3.5 Inch, 1.44 MB –Not Installed
Advanced Features
Advanced Features
NOTE: For Windows NT, Off is the default setting
if Primary Video
•Primary Drive n and Secondary Drive n
–Off
If You Have a Problem
Jumper Settings
Software Installation and Configuration
CD/DVD Drives Battery
Installing Upgrades
Computer Cover Expansion Cards
Expansion Card Cage Small Desktop Computer Only
Opening the Computer Cover
Computer Cover
S m a l l Fo r m - Fa c t o r C o m p u t e r
Installing Upgrades
1security cable slot 2padlock ring
3release buttons one on each side
Installing Upgrades
1 security cable slot 2 padlock ring
3 release buttons one on each side
Installing Upgrades
Closing the Computer Cover
Installing Upgrades
Expansion Cards
Installing an Expansion Card
E x pa n s i o n C a r d Ty pe s
1 2 3
3Open the computer cover
4retention arm 5expansion-cardconnector
1card-edgeconnector 2expansion card 3hinged lever
S m a l l Fo r m - Fa c t o r C o m p u t e r
1 2 3 4 5
S m a l l D e s k t o p C o m p u t e r
Installing Upgrades
8Prepare the expansion card for installation
Installing Upgrades
Removing an Expansion Card
Installing Upgrades
1 hinged lever
Installing an AGP Graphics Card
1hinged lever 2indented tab
Installing Upgrades
4Slide the AGP card into place
3Press the AGP card clip lever toward PCI slot
Removing an AGP Card
Removing the Expansion-CardCage
Expansion Card Cage Small Desktop Computer Only
Replacing the Expansion-CardCage
E x p a n s i o n - C a r d C a g e Re m o v a l
1 expansion-cardcage
2Make sure that the riser board is fully seated in the connector on the system board
TAPI
Installing a TAPI Device
Installing a TAPI Sound Card
Memory
Installing DIMMs
Installing Upgrades
3 2 1
1socket 2slot 3securing clip
Removing DIMMs
Microprocessor
1 airflow shroud
3 4 5 6
Installing Upgrades
1latches 2securing clips 3heat sink
4retention base 5ZIF socket 6tabs
4 5 6
Installing Upgrades
1latches 2securing clips 3blower 4screws
5heat sink 6retention base
Installing Upgrades
Removing the Microprocessor
Installing the Microprocessor
Installing Upgrades
Installing Upgrades
Installing Upgrades
Front Panel Inserts
96 Installing Upgrades
S m a l l D e s k t o p C o m p u t e r
Installing Upgrades
Installing Upgrades
Installing Upgrades
Replacing Front Panel Inserts
Internal Drives
Installing Upgrades
1 2 3
S m a l l D e s k t o p C o m p u t e r
Installing Upgrades
1 2 3
1 CD/DVD drive 2 floppy drive 3 hard drive
IDE Drive Addressing
Installing Upgrades
2 1 3
Installing Upgrades
Connecting Drives
1header connector 2colored stripe on the cable
D r i v e I n t e r f a c e C o nn e c t o r s
3interface cable
Hard Drives
H a r d - D r i v e S h r o u d Re m o v a l
Installing Upgrades
Detaching Hard Drive Cables
1power cable 2hard drive cable
S m a l l Fo r m - Fa c t o r C o m p u t e r
Installing Upgrades
power cable
S m a l l D e s k t o p C o m p u t e r
hard drive cable
S m a l l M i n i -Tow e r C o m p u t e r
Installing Upgrades
Installing Upgrades
Removing a Hard Drive
Installing Upgrades
S m a l l D e s k t o p C o m p u t e r
1tabs 2hard drive
S m a l l M i n i -Tow e r C o m p u t e r
Installing a Hard Drive
Reattaching Hard Drive Cables
Installing Upgrades
1 2 3
IDE1 connector
power cable
S m a l l Fo r m - Fa c t o r C o m p u t e r
IDE cable
IDE1 connector
power cable
Installing Upgrades
IDE cable
1power cable 2IDE cable 3IDE1 connector
Installing Upgrades
1 2 3
Floppy Drives
Installing Upgrades
Detaching Floppy Drive Cables
Installing Upgrades
3system board floppy drive connector DSKT
S m a l l Fo r m - Fa c t o r C o m p u t e r
1 2 3
floppy drive connector
power cable
floppy drive cable
S m a l l M i n i -Tow e r C o m p u t e r
3floppy drive connector
1power cable 2floppy drive cable
Installing Upgrades
1 2 3
Installing Upgrades
Removing a Floppy Drive
Installing Upgrades
S m a l l D e s k t o p C o m p u t e r
S m a l l M i n i -Tow e r C o m p u t e r
Installing a Floppy Drive and Reattaching Cables
Installing Upgrades
Small Desktop and Small Mini-TowerComputers
1 2 3
r t . d
S m a l l D e s k t o p C o m p u t e r
e l l . c o
s u p p o
1 2 3
Installing Upgrades
CD/DVD Drives
Detaching CD, CD-RW,or DVD Drive Cables
Installing Upgrades
I n t e r po s e r B o a r d Re m o v a l
4CD/DVD drive connector
1power cable 2audio cable 3CD/DVD drive cable
Installing Upgrades
S m a l l D e s k t o p C o m p u t e r
CD/DVD drive connector
power cable
Installing Upgrades
S m a l l M i n i -Tow e r C o m p u t e r
Installing Upgrades
Removing a CD, CD-RW,or DVD Drive
Installing Upgrades
S m a l l D e s k t o p C o m p u t e r
S m a l l M i n i -Tow e r C o m p u t e r
C D / D V D D r i v e B r a c k e t Ra i l s
Installing Upgrades
S m a l l D e s k t o p C o m p u t e r
e l l
s u p p o r t . d
S m a l l M i n i -Tow e r C o m p u t e r
Installing Upgrades
Battery
Replacing the Battery
c Exit system setup
Installing Upgrades
142 Installing Upgrades
S t a n d
Removing the Computer Stand
Attaching the Computer Stand
Removing the Computer Stand
Stand
Attaching the Computer Stand
146 Stand
Controls and Lights Power Physical Environmental
Technical Specifications
Microprocessor Memory Computer Information Audio
Expansion Bus Drives Ports Key Combinations
Microprocessor
Technical Specifications
Memory
Computer Information
Technical Specifications
Audio
Expansion Bus
Technical Specifications
Drives
Ports
Key Combinations
Technical Specifications
Sequence option
Controls and Lights
Power
Technical Specifications
Physical
Environmental
Technical Specifications
Solving Problems
Finding Solutions Dell Diagnostics
Messages and Codes Software Problems
Solving Problems
Finding Solutions
Using the Dell OptiPlex ResourceCD
Video and Monitor Problems
Power Problems
•Restart the computer
Sound and Speaker Problems
Printer Problems
Serial or Parallel Device Problems
•Verify that the device is turned on
Mouse Problems
Keyboard Problems
Floppy Drive Problems
Basic Checks
Hard Drive Problems
Type chkdsk and press <Enter>
Yes. The problem is resolved No. Proceed to step
Battery Problems
Expansion Card Problems
Recover From a Program That Is Not Responding
Repairing a Wet Computer
Restart a Computer That Is Not Responding
3Click End Task
Repairing a Dropped or Damaged Computer
Hardware Conflicts
Computer Memory Problems
System Board Problems
Did any of the tests fail?
Resetting a Damaged System Board
Dell Diagnostics
When to Use the Dell Diagnostics
Features
Before You Start Testing
Running the Dell Diagnostics
6Select Start computer to run Dell Diagnostics
8Select Option 1– Dell Diagnostics
Advanced Testing
Solving Problems
Messages and Codes
Advanced Testing Help Menu
Solving Problems
Computer Messages
C o m p u t e r M e s s a g e s
Message
The hard drive or the
C o m p u t e r M e s s a g e s
C o m p u t e r M e s s a g e s
Solving Problems
Message
Cause
address, read
C o m p u t e r M e s s a g e s
value
address, read
Diagnostics
C o m p u t e r M e s s a g e s
Run the System Board
C o m p u t e r M e s s a g e s
Solving Problems
Message
Cause
C o m p u t e r M e s s a g e s
Solving Problems
Message
Cause
Run the System Board Devices tests in
Computer Beep Codes
Run the VESA/VGA Interface tests in
Run the System Board Devices tests in
Run the System Board Devices tests in
Run the System Board Devices tests in
Run the System Board Devices tests in
Run the System Board Devices tests in
Run the Serial Ports and the Parallel
Warning Messages
Run the System Board Devices tests in
Run the System Board Devices tests in
Diagnostic Lights
Diagnostics Messages
Front Panel Lights
Power Light Code
Back Panel Lights
Normal off condition
Software Problems
Basic Checks
Operating System Compatibility
Error Messages
Input Errors
Device Drivers
Memory-ResidentPrograms
Program Conflicts
Memory Address Conflicts
Interrupt Assignment Conflicts
D e f a u l t I R Q L i n e A s s i g n m e n t s
Solving Problems
Used/Available
Line
Help Overview Dell Contact Numbers
Getting Help
Help Overview
Technical Assistance
Help Tools
Page
TechFax Service
AutoTech Service
Technical Support Service
Automated Order-StatusSystem
Returning Items for Warranty Repair or Credit
Problems With Your Order
Product Information
Getting Help
Getting Help
Before You Call
Diagnostics Checklist
Antigua and Barbuda
Dell Contact Numbers
Australia Sydney
Austria Vienna
Belgium Brussels
Barbados
Bermuda
Brazil
Chile Santiago
Cayman Islands
China Xiamen
Colombia
Dominican Republic
Denmark Horsholm
El Salvador
Finland Helsinki
Corporate
Home and Small Business
Germany Langen
Guatemala
Ireland Cherrywood
Hong Kong
Italy Milan
Home and Small Business
Korea Seoul
Japan Kawasaki
Luxembourg
Latin America
Macau
Malaysia Penang
Netherlands Antilles
Mexico
Netherlands Amsterdam
New Zealand
Panama
Norway Lysaker
Peru
Poland Warsaw
Singapore Singapore
St. Lucia
South Africa Johannesburg
09/091
Sweden Upplands Vasby
Switzerland Geneva
Taiwan
Thailand
Trinidad/Tobago
U.K. Bracknell
U.S.A. Austin, Texas
Venezuela
US Virgin Islands
Warranty and Return Policy
Additional Information
Regulatory Notices ENERGY STAR Compliance
Regulatory Notices
FCC Notices U.S. Only
•Reorient or relocate the receiving antenna
CE Notice European Union
IC Notice Canada Only
Battery Disposal
VCCI Notice Japan Only
EN 55022 Compliance Czech Republic Only
VCCI-A
Class A ITE
Class B ITE
MIC Notice Republic of Korea Only
Additional Information
Class B Device
Pozosta³e instrukcje bezpieczeñstwa
Wymagania Polskiego Centrum Badañ i Certyfikacji
Additional Information
Additional Information
BSMI Notice Taiwan Only
NOM Information Mexico Only
Información para NOM únicamente para México
ENERGY STAR Compliance
ENERGY STAR guidelines for energy efficiency
Additional Information
Warranty and Return Policy
242 Additional Information
Files and Settings Transfer Wizard
M i c r o s o f t Windows XP Features
System Restore
User Accounts and Fast User Switching
Help and Support Center
Overview
New User Interface
Switching to Classic View
3Click Clean Desktop Now
Clean Desktop Wizard
2Click Properties
4Select Classic Start Menu and click OK
Notification Area Cleanup
Taskbar Grouping
Microsof t Windows XP Features
The Do you have a Windows XP CD? screen appears
Files and Settings Transfer Wizard
Program Compatibility Wizard
Application and Device Compatibility
System Restore
Using System Restore
2Select Create a restore point and click Next>
Restore Process
2Select Undo my last restoration and click Next>
Driver Rollback
User Accounts and Fast User Switching
How to Use Fast User Switching
2Click Properties
What Happens When a Fast User Switch Occurs?
Special Considerations With Fast User Switching
Microsof t Windows XP Features
How to Add Users
How to Turn Off Fast User Switching
2In the Control Panel window, click User Accounts
4Click Apply Options
3Click checklist for creating a network
Network Setup Wizard
Home and Small Office Networking
6Click Create Account
Internet Connection Firewall
Microsof t Windows XP Features
260 Microsof t Windows XP Features
Accelerator
Glossary
ACPI
ANSI
APIC
BIOS
ASCII
ATAPI
Bus Speed
Boot Sequence
Byte
Cache
See IC
Control Code
COM Port
Controller
CRIMM
See Subminiature-D
D-Sub
Data Striping
Device
DMTF
DRAM
DRDRAM
Environmental Protection Agency
EIDE
Energy Star
EPP/ECP
Express Service Code
EPROM
Ethernet
Gravities. A measurement of weight and force
Hours. A measurement of time that equals 60 min
IPX/SPX
IP Address
Page
Local Bus
Minutes. A measurement of time that equals 60 sec
Network Adapter
MTBF
NiCad
NiMH
Pipeline Processing
Parallel Port
Also referred to as Product Key. See COA
Rambus
RAID
DRDRAM
RDRAM
RIMM
Remote Wake Up
RJ45
RS-232
Seconds. A measurement of time
SNMP
System Setup
SPGA
SRAM
TCP/IP
TAPI
Token Ring
UDMA
Volts direct current DC
Volts alternating current AC
WBEM