Dell optiplex 740 mini tower Návod na obsluhu

www.dell.com | support.dell.com

Dell™ OptiPlex™ 740

Quick Reference Guide

Models DCSM, DCNE, DCCY

Notes, Notices, and Cautions

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

your computer.

NOTICE: A NOTICE indicates either 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, OptiPlex, and the DELL logo are trademarks of Dell Inc.; Microsoft,

Windows, Windows Vista, and the Windows Vista Start Button 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.

Models DCSM, DCNE, DCCY

January 2008 P/N CR008 Rev. A01

Contents 3

Contents

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

Setting Up Your Computer

. . . . . . . . . . . . . . . . 10

System Views

. . . . . . . . . . . . . . . . . . . . . . 14

Mini Tower Computer — Front View

. . . . . . . . 14

Mini Tower Computer — Back View

. . . . . . . . 17

Mini Tower Computer — Back-Panel Connectors

. 19

Desktop Computer — Front View

. . . . . . . . . 21

Desktop Computer — Back View

. . . . . . . . . 23

Desktop Computer — Back-Panel Connectors

. . 24

Small Form Factor Computer — Front View

. . . . 26

Small Form Factor Computer — Back View

. . . . 29

Small Form Factor Computer — Back-Panel

Connectors

. . . . . . . . . . . . . . . . . . . . . 30

Removing the Computer Cover

. . . . . . . . . . . . . 32

Before You Begin

. . . . . . . . . . . . . . . . . . 32

Mini Tower Computer

. . . . . . . . . . . . . . . . 34

Desktop Computer

. . . . . . . . . . . . . . . . . 36

Small Form Factor Computer

. . . . . . . . . . . . 38

Inside Your Computer

. . . . . . . . . . . . . . . . . . 39

Mini Tower Computer

. . . . . . . . . . . . . . . . 39

Desktop Computer

. . . . . . . . . . . . . . . . . 43

Small Form Factor Computer

. . . . . . . . . . . . 47

Solving Problems

. . . . . . . . . . . . . . . . . . . . 50

Dell Diagnostics

. . . . . . . . . . . . . . . . . . 51

System Lights

. . . . . . . . . . . . . . . . . . . . 54

4 Contents

Diagnostic Lights. . . . . . . . . . . . . . . . . . . . . 55

Beep Codes

. . . . . . . . . . . . . . . . . . . . . 59

Resolving Software and Hardware

Incompatibilities

. . . . . . . . . . . . . . . . . . 60

Restoring Your Operating System

. . . . . . . . . . 61

Reinstalling Your Microsoft Windows

Operating System

. . . . . . . . . . . . . . . . . . 63

Using the Drivers and Utilities Media

. . . . . . . . 67

Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

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 Media

NOTE: The Drivers and Utilities media may

be optional and may not ship with your

computer.

Documentation and drivers are already

installed on your computer. You can use

the Drivers and Utilities media to reinstall

drivers (see "Using the Drivers and

Utilities Media" on page 67), to run the

Dell Diagnostics (see "Dell Diagnostics"

on page 51), or to access your

documentation.

Readme files may be included on your

media (CD or DVD) to provide the most

current 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.

6 Quick 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 remove and replace parts

• Specifications

• How to configure system settings

• How to troubleshoot and solve

problems

Dell™ OptiPlex™ User’s Guide

Microsoft Windows Help and Support

Center

1

Click

Start

→

Help and Support

→

Dell User and System Guides

→

System

Guides

.

2

Click the

User’s Guide

for your

computer.

The User’s Guide is also available on the

optional Drivers and Utilities media.

What Are You Looking For? Find It Here

Quick Reference Guide 7

• Service Tag and Express Service Code

• Microsoft Windows License Label

Service Tag and Microsoft

®

Windows

®

License

These labels are located on your

computer.

• Use the Service Tag to identify your

computer when you use

support.dell.com

or contact support.

• Enter the Express Service Code to direct

your call when contacting support.

What Are You Looking For? Find It Here

8 Quick Reference Guide

• How to reinstall my operating system

Operating System Media

NOTE: The Operating System media 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 media. See "Reinstalling Your

Microsoft Windows Operating System"

on page 63.

After you reinstall your operating system,

you can use the optional Drivers and

Utilities media to reinstall drivers for the

devices that came with your computer.

Your operating system product key label is

located on your computer.

NOTE: The color of your media varies

based on the operating system you ordered.

What Are You Looking For? Find It Here

Quick Reference Guide 9

• Solutions — Troubleshooting hints and

tips, articles from technicians,

frequently asked questions, and online

courses

• Community — Online discussion with

other Dell customers

• Upgrades — Upgrade information for

components, such as memory, the hard

drive, and the operating system

• Customer Care — Contact

information, service call and order

status, warranty, and repair information

• Service and support — Service call

status and support history, service

contract, online discussions with

technical 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 for

your computer, you should also reinstall

the DSS utility. DSS provides critical

updates for your operating system and

support for Dell™ 3.5-inch USB floppy

drives, processors, optical drives, and

USB devices. DSS is necessary for

correct operation of your Dell

computer. The software automatically

detects your computer and operating

system and installs the updates

appropriate for your configuration.

Dell Support Website — support.dell.com

NOTE: Select your region or business

segment to view the appropriate support

site.

To download Desktop System Software:

1

Go to

support.dell.com

, select your

region or business segment, and enter

your Service Tag.

2

Select

Drivers & Downloads

and

click

Go

.

3

Click your operating system and search

for the keyword

Desktop System

Software

.

NOTE: The support.dell.com user interface

may vary dependent upon your selections.

What Are You Looking For? Find It Here

10 Quick Reference Guide

Setting Up Your Computer

CAUTION: Before performing any of the procedures in this section, follow the

safety instructions in Product Information Guide.

NOTICE: If your computer has an expansion card installed (such as a modem

card), connect the appropriate cable to the card, not to the connector on the back

panel.

NOTICE: To help allow the computer to maintain proper operating temperature,

ensure that you do not place the computer too close to a wall or other storage

compartment that might prevent air circulation around the chassis.

NOTE: Before you install any devices or software that did not ship with your

computer, read the documentation that came with the device or software, or

contact the vendor to verify that the device or software is compatible with your

computer and operating system.

• How to use Windows Vista

®

or

Windows

®

XP

• How to work with programs and files

• How to personalize my desktop

Windows Help and Support Center

1

To access Windows Help and Support:

•

In Windows Vista

, click Start

→

Help and Support

.

•

In Windows XP

, click

Start

→

Help

and Support

.

2

Type a word or phrase that describes

your problem and click the arrow icon.

3

Click the topic that describes your

problem.

4

Follow the instructions on the screen.

What Are You Looking For? Find It Here

Quick Reference Guide 11

You must complete all the steps to properly set up your computer. See the

appropriate figures that follow the instructions.

NOTICE: Do not attempt to operate a PS/2 mouse and a USB mouse

simultaneously.

1

Connect the keyboard and mouse.

NOTICE: Do not connect a telephone line to the network adapter connector.

Voltage from telephone communications can cause damage to the network adapter.

2

Connect the telephone line or network cable.

Insert the network cable, not the telephone line, into the network

connector. If you have an optional modem, connect the telephone line to

the modem.

3

Connect the monitor using ONLY ONE of the following cables: the white

DVI cable or the blue VGA cable (do not connect both cables to the same

computer).

Align and gently insert the monitor cable to avoid bending connector pins.

Tighten the thumbscrews on the cable connectors.

NOTE: Some monitors have the video connector underneath the back of the

screen. See the documentation that came with your monitor for its connector

locations.

12 Quick Reference Guide

4

Connect the speakers.

NOTICE: To avoid damaging your computer, set the manual voltage-selection

switch (on the back of the computer, if your computer has a voltage selection

switch) for the voltage that most closely matches the AC power available in your

location.

NOTICE: In Japan, the voltage selection switch must be set to the 115-V position

even though the AC power available in Japan is 100 V.

NOTE: Your computer’s power supply may or may not have a voltage selection

switch.

5

Verify that the voltage selection switch is set correctly for your location.

Your computer has a manual voltage-selection switch. Computers with a

voltage selection switch on the back panel must be manually set to operate

at the correct operating voltage.

Quick Reference Guide 13

6

Connect power cables to the computer, monitor, and devices and connect

the other ends of the power cables to electrical outlets.

14 Quick Reference Guide

System Views

Mini Tower Computer — Front View

3

10

9

6

7

2

1

8

5

4

Quick Reference Guide 15

1 optical drive

(optional)

Insert an optical drive (if supported) into this bay.

2 floppy drive

bay (optional)

Can contain a floppy drive or a optional media card reader.

3 USB 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

"System Setup" in 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.

4 LAN indicator

light

This light indicates that a local area network (LAN)

connection is established.

5 diagnostic

lights

Use the lights to help you troubleshoot a computer problem

based on the diagnostic code. For more information, see

"Diagnostic Lights" on page 55.

6 power 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 "Turning Off Your

Computer" in your online User’s Guide 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.

16 Quick Reference Guide

7 power 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 "Power Problems" in your

online

User’s Guide

for instructions.

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

"Power Management" in your online User’s Guide for more

information.

See "System Lights" on page 54 for a description of light codes

that can help you troubleshoot problems with your computer.

8 hard-drive

activity light

This light flickers when the hard drive is being accessed.

9 headphone

connector

Use the headphone connector to attach headphones and most

kinds of speakers.

10 microphone

connector

Use the microphone connector to attach a microphone.

Quick Reference Guide 17

Mini Tower Computer — Back View

1 cover release

latch

This latch allows you to open the computer cover.

2 padlock ring Insert a padlock to lock the computer cover.

4

3

5

6

2

1

18 Quick Reference Guide

3 voltage selection

switch

Your computer may be equipped with a manual voltage-

selection switch.

To help avoid damaging a computer with a manual voltage

selection switch, set the switch for the voltage that most

closely matches the AC power available in your location.

NOTICE: In Japan, the voltage selection switch must be

set to the 115-V position even though the AC power

available in Japan is 100 V.

Also, ensure that your monitor and attached devices are

electrically rated to operate with the AC power available in

your location.

4 power connector Insert the power cable.

5 back-panel

connectors

Plug serial, USB, and other devices into the appropriate

connectors. See "Mini Tower Computer — Back-Panel

Connectors" on page 19.

6 card slots (4) Access connectors for any installed PCI and PCI Express

cards.

Quick Reference Guide 19

Mini Tower Computer — Back-Panel Connectors

1 parallel connector Connect a parallel device, such as a printer, to the parallel

connector. If you have a USB printer, plug it into a USB

connector.

NOTE: The integrated parallel connector is automatically

disabled if the computer detects an installed card containing a

parallel connector configured to the same address. For more

information, see "System Setup Program" in your online User’s

Guide for instructions.

2 link integrity light

• Green — A good connection exists between a 10-Mbps

network and the computer.

• Orange — A good connection exists between a 100-Mbps

network and the computer.

• Yellow — A good connection exists between a 1-Gbps

(or 1000-Mbps) network and the computer.

• Off — The computer is not detecting a physical

connection to the network.

13

98 7

5

6

24

20 Quick Reference Guide

3 network adapter

connector

To attach your computer to a network or broadband device,

connect one end of a network cable to either a network jack

or your network or broadband device. Connect the other

end of the network cable to the network adapter connector

on the back panel of your computer. A click indicates that

the network cable has been securely attached.

NOTE: Do not plug a telephone cable into the network

connector.

On computers with a network connector card, use the

connector on the card.

It is recommended that you use Category 5 wiring and

connectors for your network. If you must use Category 3

wiring, force the network speed to 10 Mbps to ensure

reliable operation.

4 network activity

light

Flashes a yellow light when the computer is transmitting or

receiving network data. A high volume of network traffic

may make this light appear to be in a steady "on" state.

5 line-out

connector

Use the green line-out connector to attach headphones and

most speakers with integrated amplifiers.

On computers with a sound card, use the connector on the

card.

6 line-in connector Use the line-in connector to attach a record/playback device

such as a cassette player, CD player, or VCR.

On computers with a sound card, use the connector on the

card.

7 USB 2.0

connectors (5)

Use the back USB connectors for devices that typically

remain connected, such as printers and keyboards.

8 video connector Plug the cable from your VGA-compatible monitor into the

blue connector.

NOTE: If you purchased an optional graphics card, this

connector will be covered by a cap. Do not remove the cap.

Connect your monitor to the connector on the graphics card.

NOTE: If you are using a graphics card that supports dual

monitors, use the y-cable that came with your computer.

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