Dell OptiPlex 745c Manuel utilisateur

www.dell.com | support.dell.com

Dell™ OptiPlex™ 745c

Quick Reference Guide

Model DCSM

Notes, Notices, and Cautions

NOTE: A NOTE indicates important information that helps you make better use of your computer.

NOTICE: A NOTICE indicates potential damage to hardware or loss of data and tells you how to avoid the problem.

CAUTION: A CAUTION indicates a potential for property damage, personal injury, or death.

If you purchased a Dell™ n Series computer, any references in this document to Microsoft

Windows

operating systems are not applicable.

____________________

Information in this document is subject to change without notice.

Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.

Trademarks used in this text: Dell, the DELL logo, and OptiPlex are trademarks of Dell Inc.; Intel is registered trademarks of Intel Corporation;

Microsoft, Windows, and Vista are registered trademarks of Microsoft Corporation.

Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products.

Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own.

Model DCSM

February 2007 P/N HJ978 Rev. A00

Contents 3

Contents

Finding Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

System Views . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Mini Tower Computer — Front View . . . . . . . . . . . . . . . . . . . . . 8

Mini Tower Computer — Back View . . . . . . . . . . . . . . . . . . . . 10

Mini Tower Computer — Back-Panel Connectors . . . . . . . . . . . . . 11

Removing the Computer Cover. . . . . . . . . . . . . . . . . . . . . . . . . . 13

Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Mini Tower Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Inside Your Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Mini Tower Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Setting Up Your Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Set Up Your Keyboard and Mouse . . . . . . . . . . . . . . . . . . . . . 20

Set Up Your Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Power Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Solving Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Dell Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

System Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Diagnostic Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Beep Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Resolving Software and Hardware Incompatibilities . . . . . . . . . . . 28

Using Microsoft Windows XP System Restore. . . . . . . . . . . . . . . 28

Reinstalling Microsoft Windows XP . . . . . . . . . . . . . . . . . . . . 30

Microsoft®Windows Vista™. . . . . . . . . . . . . . . . . . . . . . . . 32

The support.dell.com user interface may vary depending

on your selections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Using the Drivers and Utilities CD. . . . . . . . . . . . . . . . . . . . . . . . 34

Drivers for Your Computer . . . . . . . . . . . . . . . . . . . . . . . . . 34

Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

4Contents

Quick Reference Guide 5

Finding Information

NOTE: Some features or media may be optional and may not ship with your computer. Some features or media may

not be available in certain countries.

NOTE: Additional information may ship with your computer.

What Are You Looking For? Find It Here

• A diagnostic program for my computer

• Drivers for my computer

• My computer documentation

• My device documentation

• Desktop System Software (DSS)

Drivers and Utilities CD (ResourceCD)

NOTE: The Drivers and Utilities CD may be optional

and may not ship with your computer.

Documentation and drivers are already installed on

your computer. You can use the CD to reinstall

drivers (see "Using the Drivers and Utilities CD" on

page 34), run the Dell Diagnostics (see "Dell

Diagnostics" on page 21), or access your

documentation.

Readme files may

be included on your

CD to provide last-

minute updates

about technical

changes to your

computer or

advanced technical

reference material

for technicians or

experienced users.

NOTE: Drivers and documentation updates can be

found at support.dell.com.

• How to remove and replace parts

• Specifications

• How to configure system settings

• How to troubleshoot and solve problems

Dell™ OptiPlex™ User’s Guide

Microsoft Windows XP Help and Support Center

Click

Start

→

Help and Support

→

Dell User and

System Guides

→

System Guides

Click the

User’s Guide

for your computer.

The User’s Guide is also available on the optional

Drivers and Utilities CD.

6Quick Reference Guide

• Warranty information

• Terms and Conditions (U.S. only)

• Safety instructions

• Regulatory information

• Ergonomics information

• End User License Agreement

Dell™ Product Information Guide

• How to reinstall my operating system

Operating System CD

NOTE: The Operating System CD may be optional and

may not ship with your computer.

The operating system is already installed on your

computer. To reinstall your operating system, use

the Operating System CD (see "Reinstalling

Microsoft Windows XP" on page 30).

After you reinstall

your operating

system, use the

optional Drivers and

Utilities CD

(ResourceCD)to

reinstall drivers for

the devices that

came with your

computer. For more

information, see

"Drivers and Utilities CD (ResourceCD)" on page 5.

Your operating system product key label is located

on your computer (see "Service Tag and Microsoft®

Windows® Product Key" on page 7).

NOTE: The color of your Operating System CD varies

according to the operating system you ordered.

• How to use Windows XP

• How to work with programs and files

• How to personalize my desktop

Windows Help and Support Center

Click

Start

→

Help and Support

Type a word or phrase that describes your problem

and click the arrow icon.

Click the topic that describes your problem.

Follow the instructions on the screen.

What Are You Looking For? Find It Here

Quick Reference Guide 7

• Service Tag and Express Service Code

• Microsoft Windows Product Key Label

Service Tag and Microsoft

Windows

Product Key

These labels are located on your computer.

• Use the Service

Tag to identify

your computer

when you use

support.dell.co

or contact

support.

• Enter the Express Service Code to direct your call

when contacting support.

• Solutions — Troubleshooting hints and tips, articles

from technicians, online courses, and frequently asked

questions

• Community — Online discussion with other Dell

customers

• Upgrades — Upgrade information for components, such

as the memory, hard drive, and operating system

• Customer Care — Contact information, service call and

order status, and warranty and repair information

• Service and support — Service call status, support

history, service contract, and online discussions with

support

• Reference — Computer documentation, details on my

computer configuration, product specifications, and

white papers

• Downloads — Certified drivers, patches, and software

updates

• Desktop System Software (DSS)— If you reinstall the

operating system on your computer, you should also

reinstall the DSS utility. DSS automatically detects your

computer and operating system and installs the updates

appropriate for your configuration, providing critical

updates for your operating system and support for Dell™

3.5-inch USB floppy drives, Intel

processors, optical

drives, and USB devices. DSS is necessary for correct

operation of your Dell computer.

Dell Support Website — support.dell.com

NOTE: Select your region or business segment to

view the appropriate support site.

To download Desktop System Software:

Go to

support.dell.com

, select your region or

business segment, then enter your Service Tag.

Select

Drivers & Downloads

, then click

Click your operating system, and then search for

the keyword

Desktop System Software

NOTE: The support.dell.com user interface may vary

depending on your selections.

What Are You Looking For? Find It Here

8Quick Reference Guide

System Views

Mini Tower Computer — Front View

10 6

Quick Reference Guide 9

15.25-inch drive bay Can contain an optical drive. Insert a CD or DVD (if supported) into this drive.

25.25-inch drive bay Can contain an optical drive. Insert a CD or DVD (if supported) into this drive.

33.5-inch drive bay Can contain an optional floppy drive or optional media card reader.

4USB 2.0 connectors (2) Use the front USB connectors for devices that you connect occasionally, such as

joysticks or cameras, or for bootable USB devices (see your online User’s Guide

for more information on booting to a USB device).

It is recommended that you use the back USB connectors for devices that

typically remain connected, such as printers and keyboards.

5LAN indicator light This light indicates that a LAN (local area network) connection is established.

6diagnostic lights Use the lights to help you troubleshoot a computer problem based on the

diagnostic code. For more information, see "Diagnostic Lights" on page 25.

7power button Press this button to turn on the computer.

NOTICE: To avoid losing data, do not turn off the computer by pressing the

power button. Instead, perform an operating system shutdown. See "Before

You Begin" on page 13 for more information.

NOTICE: If your operating system has ACPI enabled, when you press the

power button the computer will perform an operating system shutdown.

8power light The power light illuminates and blinks or remains solid to indicate different

operating modes:

• No light — The computer is turned off.

• Steady green — The computer is in a normal operating state.

• Blinking green — The computer is in a power-saving mode.

• Blinking or solid amber — See

your online User’s Guide

To exit from a power-saving mode, press the power button or use the keyboard or

the mouse if it is configured as a wake device in the Windows Device Manager.

For more information about sleep modes and exiting from a power-saving mode,

see your online User’s Guide.

See "System Lights" on page 24 for a description of light codes that can help you

troubleshoot problems with your computer.

9hard-drive activity light This light flickers when the hard drive is being accessed.

10 headphone connector Use the headphone connector to attach headphones and most kinds of speakers.

11 microphone connector Use the microphone connector to attach a microphone.

10 Quick Reference Guide

Mini Tower Computer — Back View

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