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
4Stand
Technical Specifications
Solving Problems
Recover From a Program That Is Not Responding
8 Additional Information
9Microsoft Windows XP Features
7 Getting Help
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
Back Panel Inside Your Computer
About Your Computer
Finding Information and Assistance Front Panel
About Your Computer
Finding Information and Assistance
Resources
Contents
Using the Resource
S u p p o r t To o l s continued
Resources
Contents
Using the Resource
S u p p o r t To o l s continued
About Your Computer
Front Panel
S m a l l Fo r m - Fa c t o r C o m p u t e r
S m a l l D e s k t o p C o m p u t e r
1front panel door 2power button 3power light
4hard drive access light
5floppy drive access light
S m a l l M i n i -Tow e r C o m p u t e r
1removable drive panel 2floppy drive access light
3removable drive panel 4hard drive access light
5power button 6power light 7front panel door
S m a l l D e s k t o p C o m p u t e r
Front Panel Door
1USB connectors 2headphone connector
3breakaway hinges
3headphone connector
Speaker/Headphone Connector
Power Button
1breakaway hinges 2USB connectors
Po w e r B u t t o n Fun c t i o n s f o r
Action
Power Light
Back Panel
Floppy Drive Access Light
Hard Drive Access Light
S m a l l D e s k t o p C o m p u t e r
PCI slots
AC adapter
About Your Computer
AGP slot
AC voltage switch
S m a l l M i n i -Tow e r C o m p u t e r
AC adapter
Connecting Devices
Integrated Network Adapter Connector
Parallel Connector
Mouse Connector
USB Connectors
Line-OutJack
Serial Connectors
Keyboard Connector
Line-InJack
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
About Your Computer
Connector or Socket
S y s t e m B o a r d L a b e l s
Description
Software Installation and Configuration
Advanced Features
Security Password Protection Computer Settings
Additional System Setup Options Jumper Settings
Dell OpenManage IT Assistant
LegacySelect Technology Control
Manageability
Chassis Intrusion Detection
Security
Dell OpenManage Client Instrumentation
Option settings
Padlock Ring and Security Cable Slot
1Verify that Password Status is set to Unlocked
Password Protection
System Password
4Press <Enter>
Setup Password
Enabled
Disabling a Forgotten Password
System Setup Screens
Computer Settings
Entering System Setup
Moves to the next field
Advanced Features
Keys
Action
Action
Advanced Features
spacebar or
Keys
The Boot Device Menu appears
Changing the Boot Sequence During System Setup
Changing the Boot Sequence in System Setup
Additional System Setup Options
Advanced Features
The default for Auto Power On is Disabled
•CPU Information
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
Expansion Card Cage Small Desktop Computer Only
Installing Upgrades
CD/DVD Drives Battery
Computer Cover Expansion Cards
Opening the Computer Cover
Computer Cover
3release buttons one on each side
Installing Upgrades
S m a l l Fo r m - Fa c t o r C o m p u t e r
1security cable slot 2padlock ring
3 release buttons one on each side
Installing Upgrades
1 security cable slot 2 padlock ring
Installing Upgrades
Closing the Computer Cover
Installing Upgrades
Expansion Cards
1 2 3
Installing an Expansion Card
E x pa n s i o n C a r d Ty pe s
3Open the computer cover
1 2 3 4 5
1card-edgeconnector 2expansion card 3hinged lever
4retention arm 5expansion-cardconnector
S m a l l Fo r m - Fa c t o r C o m p u t e r
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
1 expansion-cardcage
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
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
1socket 2slot 3securing clip
Installing Upgrades
3 2 1
Removing DIMMs
Microprocessor
1 airflow shroud
4retention base 5ZIF socket 6tabs
Installing Upgrades
3 4 5 6
1latches 2securing clips 3heat sink
5heat sink 6retention base
Installing Upgrades
4 5 6
1latches 2securing clips 3blower 4screws
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
1 2 3
Internal Drives
Installing Upgrades
1 CD/DVD drive 2 floppy drive 3 hard drive
Installing Upgrades
S m a l l D e s k t o p C o m p u t e r
1 2 3
2 1 3
IDE Drive Addressing
Installing Upgrades
Installing Upgrades
Connecting Drives
3interface cable
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
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
S m a l l Fo r m - Fa c t o r C o m p u t e r
Detaching Hard Drive Cables
1power cable 2hard drive cable
hard drive cable
power cable
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 Upgrades
Installing Upgrades
Removing a Hard Drive
1tabs 2hard 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 Hard Drive
1 2 3
Reattaching Hard Drive Cables
Installing Upgrades
IDE cable
power cable
IDE1 connector
S m a l l Fo r m - Fa c t o r C o m p u t e r
IDE cable
power cable
IDE1 connector
Installing Upgrades
1 2 3
1power cable 2IDE cable 3IDE1 connector
Installing Upgrades
Floppy Drives
Installing Upgrades
Detaching Floppy Drive Cables
1 2 3
3system board floppy drive connector DSKT
Installing Upgrades
S m a l l Fo r m - Fa c t o r 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
power cable
floppy drive connector
floppy drive cable
1 2 3
1power cable 2floppy drive cable
3floppy drive connector
Installing Upgrades
Installing Upgrades
Removing a Floppy Drive
S m a l l M i n i -Tow e r C o m p u t e r
Installing Upgrades
S m a l l D e s k t o p C o m p u t e r
Installing a Floppy Drive and Reattaching Cables
1 2 3
Installing Upgrades
Small Desktop and Small Mini-TowerComputers
s u p p o
S m a l l D e s k t o p C o m p u t e r
r t . d
e l l . c o
1 2 3
Installing Upgrades
CD/DVD Drives
I n t e r po s e r B o a r d Re m o v a l
Detaching CD, CD-RW,or DVD Drive Cables
Installing Upgrades
S m a l l D e s k t o p C o m p u t e r
1power cable 2audio cable 3CD/DVD drive cable
4CD/DVD drive connector
Installing Upgrades
S m a l l M i n i -Tow e r C o m p u t e r
power cable
CD/DVD drive connector
Installing Upgrades
Installing Upgrades
Removing a CD, CD-RW,or DVD Drive
S m a l l M i n i -Tow e r C o m p u t e r
Installing Upgrades
S m a l l D e s k t o p 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 u p p o 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
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
Attaching the Computer Stand
S t a n d
Removing the Computer Stand
Removing the Computer Stand
Stand
Attaching the Computer Stand
146 Stand
Expansion Bus Drives Ports Key Combinations
Technical Specifications
Controls and Lights Power Physical Environmental
Microprocessor Memory Computer Information Audio
Computer Information
Technical Specifications
Microprocessor
Memory
Expansion Bus
Technical Specifications
Audio
Ports
Technical Specifications
Drives
Controls and Lights
Technical Specifications
Key Combinations
Sequence option
Physical
Power
Technical Specifications
Environmental
Technical Specifications
Messages and Codes Software Problems
Solving Problems
Finding Solutions Dell Diagnostics
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
3Click End Task
Repairing a Wet Computer
Restart a Computer That Is Not Responding
Repairing a Dropped or Damaged Computer
Hardware Conflicts
Computer Memory Problems
System Board Problems
Did any of the tests fail?
Features
Dell Diagnostics
Resetting a Damaged System Board
When to Use the Dell Diagnostics
6Select Start computer to run Dell Diagnostics
Before You Start Testing
Running the Dell Diagnostics
8Select Option 1– Dell Diagnostics
Advanced Testing
Solving Problems
Messages and Codes
Advanced Testing Help Menu
Message
Computer Messages
Solving Problems
C o m p u t e r M e s s a g e s
The hard drive or the
C o m p u t e r M e s s a g e s
Cause
Solving Problems
C o m p u t e r M e s s a g e s
Message
address, read
C o m p u t e r M e s s a g e s
address, read
value
Run the System Board
Diagnostics
C o m p u t e r M e s s a g e s
Cause
Solving Problems
C o m p u t e r M e s s a g e s
Message
Cause
Solving Problems
C o m p u t e r M e s s a g e s
Message
Run the System Board Devices tests in
Computer Beep Codes
Run the System Board Devices tests in
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
Warning Messages
Run the Serial Ports and the Parallel
Run the System Board Devices tests in
Power Light Code
Diagnostics Messages
Diagnostic Lights
Front Panel Lights
Back Panel Lights
Normal off condition
Software Problems
Basic Checks
Operating System Compatibility
Memory-ResidentPrograms
Input Errors
Error Messages
Device Drivers
Interrupt Assignment Conflicts
Program Conflicts
Memory Address Conflicts
Line
Solving Problems
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
Used/Available
Help Overview Dell Contact Numbers
Getting Help
Help Tools
Help Overview
Technical Assistance
Page
Automated Order-StatusSystem
AutoTech Service
TechFax Service
Technical Support Service
Getting Help
Problems With Your Order
Returning Items for Warranty Repair or Credit
Product Information
Getting Help
Before You Call
Diagnostics Checklist
Austria Vienna
Dell Contact Numbers
Antigua and Barbuda
Australia Sydney
Brazil
Barbados
Belgium Brussels
Bermuda
Colombia
Cayman Islands
Chile Santiago
China Xiamen
Finland Helsinki
Denmark Horsholm
Dominican Republic
El Salvador
Guatemala
Home and Small Business
Corporate
Germany Langen
Home and Small Business
Hong Kong
Ireland Cherrywood
Italy Milan
Korea Seoul
Japan Kawasaki
Malaysia Penang
Latin America
Luxembourg
Macau
New Zealand
Mexico
Netherlands Antilles
Netherlands Amsterdam
Poland Warsaw
Norway Lysaker
Panama
Peru
09/091
St. Lucia
Singapore Singapore
South Africa Johannesburg
Taiwan
Sweden Upplands Vasby
Switzerland Geneva
U.K. Bracknell
Thailand
Trinidad/Tobago
U.S.A. Austin, Texas
Venezuela
US Virgin Islands
Regulatory Notices ENERGY STAR Compliance
Warranty and Return Policy
Additional Information
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
Class B ITE
VCCI-A
Class A 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
Additional Information
ENERGY STAR Compliance
ENERGY STAR guidelines for energy efficiency
Warranty and Return Policy
242 Additional Information
User Accounts and Fast User Switching
M i c r o s o f t Windows XP Features
Files and Settings Transfer Wizard
System Restore
Help and Support Center
Overview
New User Interface
Switching to Classic View
4Select Classic Start Menu and click OK
Clean Desktop Wizard
3Click Clean Desktop Now
2Click Properties
Microsof t Windows XP Features
Notification Area Cleanup
Taskbar Grouping
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
2Click Properties
User Accounts and Fast User Switching
How to Use Fast User Switching
Microsof t Windows XP Features
What Happens When a Fast User Switch Occurs?
Special Considerations With Fast User Switching
4Click Apply Options
How to Turn Off Fast User Switching
How to Add Users
2In the Control Panel window, click User Accounts
6Click Create Account
Network Setup Wizard
3Click checklist for creating a network
Home and Small Office Networking
Internet Connection Firewall
Microsof t Windows XP Features
260 Microsof t Windows XP Features
ANSI
Glossary
Accelerator
ACPI
ATAPI
BIOS
APIC
ASCII
Cache
Boot Sequence
Bus Speed
Byte
See IC
CRIMM
COM Port
Control Code
Controller
Device
D-Sub
See Subminiature-D
Data Striping
DRDRAM
DMTF
DRAM
Energy Star
Environmental Protection Agency
EIDE
Ethernet
Express Service Code
EPP/ECP
EPROM
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
NiMH
MTBF
Network Adapter
NiCad
Pipeline Processing
Parallel Port
Also referred to as Product Key. See COA
RDRAM
RAID
Rambus
DRDRAM
RS-232
Remote Wake Up
RIMM
RJ45
Seconds. A measurement of time
SRAM
System Setup
SNMP
SPGA
UDMA
TAPI
TCP/IP
Token Ring
Volts direct current DC
Volts alternating current AC
WBEM