Dell Precision T5400 (Late 2007) – страница 3

Hard Drive Problems

RUN CHECK DISK —

Windows XP:

1

Click

Start

and click

My Computer

.

2

Right-click

Local Disk C:

.

3

Click

Properties

→

Tools

→

Check Now

.

4

Click

Scan for and attempt recovery of bad sectors

and click

Start

.

Windows Vista:

1

Click

Start

and click

Computer

.

2

Right-click

Local Disk C:

.

3

Click

Properties

→

Tools

→

Check Now

.

The

User Account Control

window may appear. If you are an administrator on the

computer, click

Continue

; otherwise, contact your administrator to continue the

desired action.

4

Follow the instructions on the screen.

E-Mail, Modem, and Internet Problems

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

safety instructions in the

Product Information Guide

.

NOTE: Connect the modem to an analog telephone jack only. The modem does not

operate while it is connected to a digital telephone network.

NOTE: Do not plug a telephone cable into the network adapter connector (see

"Back Panel Connectors" in your User’s Guide).

C

HECK THE MICROSOFT OUTLOOK EXPRESS SECURITY SETTINGS — If you cannot

open your e-mail attachments:

1

In Outlook Express, click

Tools

→

Options

→

Security

.

2

Click

Do not allow attachments

to remove the checkmark, as needed.

CHECK THE TELEPHONE LINE CONNECTION

CHECK THE TELEPHONE JACK

CONNECT THE MODEM DIRECTLY TO THE TELEPHONE WALL JACK

USE A DIFFERENT TELEPHONE LINE —

• Verify that the telephone line is connected to the jack on the modem (the jack has

either a green label or a connector-shaped icon next to it).

• Ensure that you hear a click when you insert the telephone line connector into

the modem.

Quick Reference Guide 41

RESTART THE COMPUTER —

1

Simultaneously press <Ctrl><Esc> to display the

Start

menu.

2

Press <u>,

press the up- and down-arrow keys

to highlight

Shut down

or

Tur n O ff

,

and then press <Enter>.

3

After the computer turns off, reconnect the mouse cable as shown on the setup diagram.

4

Turn on the computer.

TEST THE MOUSE — Connect a properly working mouse to the computer, then try

using the mouse.

C

HECK THE MOUSE SETTINGS —

Windows XP:

1

Click

Start

→

Control Panel

→

Mouse

.

2

Adjust the settings as needed.

Windows Vista:

1

Click

Start

→

Control Panel

→

Hardware and Sound

→

Mouse

.

2

Adjust the settings as needed.

REINSTALL THE MOUSE DRIVER — See "Drivers" in your User’s Guide.

R

UN THE HARDWARE TROUBLESHOOTER — See "Restoring Your Operating System"

in your User’s Guide.

Network Problems

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

safety instructions in the

Product Information Guide

.

C

HECK THE NETWORK LIGHT ON THE FRONT OF THE COMPUTER — If the link

integrity light is off (see "Controls and Lights" in your User’s Guide), no network

communication is occurring. Replace the network cable.

C

HECK THE NETWORK CABLE CONNECTOR — Ensure that the network cable is firmly

inserted into the network connector on the back of the computer and the network jack.

R

ESTART THE COMPUTER AND ATTEMPT TO LOG ON TO THE NETWORK AGAIN

CHECK YOUR NETWORK SETTINGS — Contact your network administrator or the

person who set up your network to verify that your network settings are correct and

that the network is functioning.

R

UN THE HARDWARE TROUBLESHOOTER — See "Restoring Your Operating System"

in your User’s Guide.

48 Quick Reference Guide

Power Problems

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

safety instructions in the

Product Information Guide

.

I

F THE POWER LIGHT IS GREEN AND THE COMPUTER IS NOT RESPONDING — See

"Power Lights" on page 27.

I

F THE POWER LIGHT IS BLINKING GREEN — The computer is in standby mode.

Press a key on the keyboard, move the mouse, or press the power button to resume

normal operation.

I

F THE POWER LIGHT IS OFF — The computer is either turned off or is not receiving power.

• Reseat the power cable in the power connector on the back of the computer and the

electrical outlet.

• Bypass power strips, power extension cables, and other power protection devices to

verify that the computer turns on properly.

• Ensure that any power strips being used are plugged into an electrical outlet and are

turned on.

• Ensure that the electrical outlet is working by testing it with another device, such as

alamp.

• Ensure that the main power cable and front panel cable are securely connected to the

system board (see "System Board Components"

in your User’s Guide

).

IF THE POWER LIGHT IS BLINKING AMBER — The computer is receiving electrical

power, but an internal power problem may exist.

• Ensure that the voltage selection switch is set to match the AC power at your location

(if applicable).

• Ensure that all components and cables are properly installed and securely connected

to the system board (see "System Board Components"

in your User’s Guide

).

IF THE POWER LIGHT IS STEADY AMBER — A device may be malfunctioning or

incorrectly installed.

• Remove and then reinstall all memory modules (see "Removing the Front Panel"

in

your User’s Guide

).

• Remove and then reinstall any expansion cards, including graphics cards (see "Removing

a PCI Card"

in your User’s Guide

).

ELIMINATE INTERFERENCE — Some possible causes of interference are:

• Power, keyboard, and mouse extension cables

• Too many devices connected to the same power strip

• Multiple power strips connected to the same electrical outlet

Quick Reference Guide 49

Printer Problems

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

safety instructions in the

Product Information Guide

.

NOTE: If you need technical assistance for your printer, contact the printer’s

manufacturer.

C

HECK THE PRINTER DOCUMENTATION — See the printer documentation for setup

and troubleshooting information.

E

NSURE THAT THE PRINTER IS TURNED ON

CHECK THE PRINTER CABLE CONNECTIONS —

• See the printer documentation for cable connection information.

• Ensure that the printer cables are securely connected to the printer and the computer.

TEST THE ELECTRICAL OUTLET — Ensure that the electrical outlet is working by testing

it with another device, such as a lamp.

V

ERIFY THAT THE PRINTER IS RECOGNIZED BY WINDOWS —

Windows XP:

1

Click

Start

→

Control Panel

→

Printers and Other Hardware

→

View installed

printers or fax printers

.

2

If the printer is listed, right-click the printer icon.

3

Click

Properties

→

Ports

. For a parallel printer, ensure that the

Print to the following

port(s):

setting is

LPT1 (Printer Port)

. For a USB printer, ensure that the

Print to the

following port(s):

setting is

USB

.

Windows Vista:

1

Click

Start

→

Control Panel

→

Hardware and Sound

→

Printer

.

2

If the printer is listed, right-click the printer icon.

3

Click

Properties

, and then click

Ports

.

4

Adjust the settings, as needed.

REINSTALL THE PRINTER DRIVER — See the printer documentation for information

on reinstalling the printer driver.

Scanner Problems

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

safety instructions in the

Product Information Guide

.

NOTE: If you need technical assistance for your scanner, contact the scanner’s

manufacturer.

C

HECK THE SCANNER DOCUMENTATION — See the scanner documentation for setup

and troubleshooting information.

50 Quick Reference Guide

UNLOCK THE SCANNER — Ensure that your scanner is unlocked (if the scanner has

a locking tab or button).

R

ESTART THE COMPUTER AND TRY THE SCANNER AGAIN

CHECK THE CABLE CONNECTIONS —

• See the scanner documentation for information on cable connections.

• Ensure that the scanner cables are securely connected to the scanner and the computer.

VERIFY THAT THE SCANNER IS RECOGNIZED BY MICROSOFT WINDOWS —

Windows XP:

1

Click

Start

→

Control Panel

→

Printers and Other Hardware

→

Scanners and Cameras

.

2

If your scanner is listed, Windows recognizes the scanner.

Windows Vista:

1

Click

Start

→

Control Panel

→

Hardware and Sound

→

Scanners and Cameras

.

2

If the scanner is listed, Windows recognizes the scanner.

REINSTALL THE SCANNER DRIVER — See the scanner documentation for instructions.

Sound and Speaker Problems

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

safety instructions in the

Product Information Guide

.

No sound from speakers

NOTE: The volume control in MP3 and other media players may override the

Windows volume setting. Always check to ensure that the volume on the media

player(s) has not been turned down or off.

C

HECK THE SPEAKER CABLE CONNECTIONS — Ensure that the speakers are connected

as shown on the setup diagram supplied with the speakers. If you purchased a sound card,

ensure that the speakers are connected to the card.

E

NSURE THAT THE SUBWOOFER AND THE SPEAKERS ARE TURNED ON — See the

setup diagram supplied with the speakers. If your speakers have volume controls, adjust

the volume, bass, or treble to eliminate distortion.

A

DJUST THE WINDOWS VOLUME CONTROL — Click or double-click the speaker icon

in the lower-right corner of your screen. Ensure that the volume is turned up and that

the sound is not muted.

D

ISCONNECT HEADPHONES FROM THE HEADPHONE CONNECTOR — Sound from the

speakers is automatically disabled when headphones are connected to the computer’s

front-panel headphone connector.

Quick Reference Guide 51

TEST THE ELECTRICAL OUTLET — Ensure that the electrical outlet is working by

testing it with another device, such as a lamp.

E

LIMINATE POSSIBLE INTERFERENCE — Turn off nearby fans, fluorescent lights,

or halogen lamps to check for interference.

R

UN THE SPEAKER DIAGNOSTICS

REINSTALL THE SOUND DRIVER — See "Drivers" in your User’s Guide.

R

UN THE HARDWARE TROUBLESHOOTER — See "Restoring Your Operating System"

in your User’s Guide.

No sound from headphones

CHECK THE HEADPHONE CABLE CONNECTION — Ensure that the headphone cable is

securely inserted into the headphone connector (see "About Your Computer" in your

User’s Guide).

A

DJUST THE WINDOWS VOLUME CONTROL — Click or double-click the speaker icon

in the lower-right corner of your screen. Ensure that the volume is turned up and that

the sound is not muted.

Video and Monitor Problems

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

safety instructions in the

Product Information Guide

.

NOTICE: If your computer came with a PCI Express graphics card installed, removal of

the card is not necessary when installing additional graphics cards; however, the card

is required for troubleshooting purposes. If you remove the card, store it in a safe and

secure location. For information about your graphics card, go to support.dell.com.

The screen is blank

NOTE: For troubleshooting procedures, see the monitor’s documentation.

C

HECK THE MONITOR CABLE CONNECTION —

• Ensure that the monitor cable is connected to the correct graphics card (for dual

graphics card configurations).

• If you are using a DVI-to-VGA adapter, ensure that the adapter is correctly attached to

the graphics card and monitor.

• Ensure that the monitor cable is connected as shown on the setup diagram for your

computer.

• Remove any video extension cables and connect the monitor directly to the computer.

52 Quick Reference Guide

• Swap the computer and monitor power cables to determine if the monitor’s power

cable is defective.

• Check the connectors for bent or broken pins (it is normal for monitor cable connectors

to have missing pins).

CHECK THE MONITOR POWER LIGHT —

• If the power light is lit or blinking, the monitor has power.

• If the power light is off, firmly press the button to ensure that the monitor is turned on.

• If the power light is blinking, press a key on the keyboard or move the mouse to resume

normal operation.

TEST THE ELECTRICAL OUTLET — Ensure that the electrical outlet is working by testing

it with another device, such as a lamp.

C

HECK THE DIAGNOSTIC LIGHTS — "Power Lights" on page 27.

The screen is difficult to read

CHECK THE MONITOR CABLE CONNECTION —

• Ensure that the monitor cable is connected to the correct graphics card (for dual

graphics card configurations).

• If you are using the optional

DVI-to-VGA

adapter, ensure that the adapter is correctly

attached to the graphics card and monitor.

• Ensure that the monitor cable is connected as shown on the setup diagram for

your computer.

• Remove any video extension cables and connect the monitor directly to the computer.

• Swap the computer and monitor power cables to determine if the monitor’s power

cable is defective.

• Check the connectors for bent or broken pins (it is normal for monitor cable connectors

to have missing pins).

CHECK THE MONITOR POWER LIGHT —

• If the power light is lit or blinking, the monitor has power.

• If the power light is off, firmly press the button to ensure that the monitor is turned on.

• If the power light is blinking, press a key on the keyboard or move the mouse to resume

normal operation.

TEST THE ELECTRICAL OUTLET — Ensure that the electrical outlet is working by testing

it with another device, such as a lamp.

C

HECK THE DIAGNOSTIC LIGHTS — See "Power Lights" on page 27.

Quick Reference Guide 53

CHECK THE MONITOR SETTINGS — See the monitor documentation for instructions

on adjusting the contrast and brightness, demagnetizing (degaussing) the monitor,

and running the monitor self-test.

M

OVE THE SUBWOOFER AWAY FROM THE MONITOR — If your speaker system includes

a subwoofer, ensure that the subwoofer is positioned at least 60 centimeters (2 feet)

away from the monitor.

M

OVE THE MONITOR AWAY FROM EXTERNAL POWER SOURCES — Fans, fluorescent

lights, halogen lamps, and other electrical devices can cause the screen image to appear

shaky. Turn off nearby devices to check for interference.

R

OTATE THE MONITOR TO ELIMINATE SUNLIGHT GLARE AND POSSIBLE INTERFERENCE

ADJUST THE WINDOWS DISPLAY SETTINGS —

Windows XP:

1

Click

Start

→

Control Panel

→

Appearance and Themes

.

2

Click the area you want to change or click the

Display

icon.

3

Try different settings for

Color quality

and

Screen resolution

.

Windows Vista:

1

Click

Start

→

Control Panel

→

Hardware and Sound

→

Personalization

→

Display Settings

.

2

Adjust

Resolution

and

Colors settings

, as needed.

3D image quality is poor

CHECK THE GRAPHICS CARD POWER CABLE CONNECTION — Ensure that the power

cable for the graphics card(s) is correctly attached to the card.

C

HECK THE MONITOR SETTINGS — See the monitor documentation for instructions

on adjusting the contrast and brightness, demagnetizing (degaussing) the monitor,

and running the monitor self-test.

Only part of the screen is readable

TURN ON THE COMPUTER AND THE MONITOR AND ADJUST THE MONITOR BRIGHTNESS

AND CONTRAST CONTROLS — If the monitor works, the graphics card(s) may be

defective.

Contact Dell (see "Contacting Dell"

in your User’s Guide

).

54 Quick Reference Guide

Index

B

connectors (continued)

sound, 21

battery

USB, 19, 22-23

problems, 39

beep codes, 33

D

Dell Diagnostics, 36

C

Dell support site, 7

cards

diagnostic lights, 29

slots, 25

diagnostics

CD-RW drive

beep codes, 33

problems, 40

Dell, 36

Check Disk, 41

lights, 19, 24, 29

computer

display. See monitor

beep codes, 33

documentation

crashes, 45-46

End User License Agreement, 6

stops responding, 45

ergonomics, 6

conflicts

online, 7

software and hardware

Product Information Guide, 6

incompatibilities, 35

regulatory, 6

connectors

safety, 6

headphone, 19, 24

User’s Guide, 5

keyboard, 22

warranty, 6

line-in, 21

Drivers and Utilities disc

line-out, 21

Dell Diagnostics, 36

mouse, 21

network adapter, 22

drives

parallel, 21

problems, 39

power, 25

serial, 22

Index 55

E

Internet

problems, 41

e-mail

IRQ conflicts, 35

problems, 41

End User License Agreement, 6

ergonomics information, 6

K

error messages

keyboard

beep codes, 33

connector, 22

diagnostic lights, 29

problems, 44

problems, 43

L

F

lights

Files and Settings Transfer

back of computer, 29

Wizard, 13

diagnostic, 19, 24, 29

hard drive activity, 18-19, 23-24

link integrity, 21

H

network, 21-22

hard drive

network activity, 22

activity light, 18-19, 23-24

problems, 41

hardware

M

beep codes, 33

memory

conflicts, 35

problems, 47

Dell Diagnostics, 36

messages

Hardware Troubleshooter, 35

error, 43

headphone

system, 34

connector, 19, 24

modem

problems, 41

monitor

I

blank, 52

IEEE 1394

hard to read, 53

problems, 44

problems, 52

56 Index

mouse

printer

connector, 21

connecting, 13

problems, 47

problems, 50

setting up, 13

problems

N

battery, 39

beep codes, 33

network

blue screen, 46

connector, 22

CD-RW drive, 40

problems, 48

computer crashes, 45-46

computer stops responding, 45

conflicts, 35

O

Dell Diagnostics, 36

operating system

diagnostic lights, 29

reinstalling, 9

drives, 39

Operating System disc, 9

e-mail, 41

error messages, 43

optical drive

general, 45

problems, 40

hard drive, 41

IEEE 1394, 44

Internet, 41

P

keyboard, 44

power

memory, 47

button, 19, 24

modem, 41

connector, 25

monitor hard to read, 53

line conditioners, 16

monitor is blank, 52

problems, 49

mouse, 47

protection devices, 16

network, 48

surge protectors, 16

optical drive, 40

UPS, 16

power, 49

power light conditions, 49

power light

printer, 50

conditions, 49

program crashes, 45

program stops responding, 45

scanner, 50

screen hard to read, 53

Index 57