Caring for Your Computer. Dell Precision 690, JD963, precision workstation


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Caring for Your Computer. Dell Precision 690, JD963, precision workstation | Manualzz

Removing the Computer Stand

CAUTION:

Your computer is heavy (it has an approximate minimum weight of 55 lbs) and can be difficult to maneuver. Seek assistance before attempting to lift, move, or tilt it; this computer requires a two-man lift. Always lift correctly to avoid injury; avoid bending over while lifting. See your Product Information Guide for other important safety information.

CAUTION:

The computer stand should be installed at all times to ensure maximum system stability. Failure to install the stand could result in the computer tipping over, potentially resulting in bodily injury or damage to the computer.

1

Follow the procedures in "Before You Begin" in the User’s Guide .

2

Carefully, with the help of an assistant, tip the computer back at a very slight angle from the ground.

3

Pull the front of the computer stand down towards the ground, to release it from the front of the computer.

4

Pull the computer stand toward the front of the computer until the stand is free.

Caring for Your Computer

To help maintain your computer, follow these suggestions:

• To avoid losing or corrupting data, never turn off your computer when the hard drive light is on.

• Schedule regular virus scans using virus software.

• Manage hard drive space by periodically deleting unnecessary files and defragmenting the drive.

• Back up files on a regular basis.

• Periodically clean your monitor screen, mouse, and keyboard (see your User’s Guide for more information).

Solving Problems

Troubleshooting Tips

Perform the following checks when you troubleshoot your computer:

• If you added or removed a part before the problem started, review the installation procedures and ensure that the part is correctly installed.

• If a peripheral device does not work, ensure that the device is properly connected.

• If an error message appears on the screen, write down the exact message. The message may help technical support personnel diagnose and fix the problem(s).

• If an error message occurs in a program, see the program’s documentation.

• If the recommended action in the troubleshooting section is to see a section in your User’s Guide , go to

support.dell.com

(on another computer if necessary) to access your User’s Guide.

Quick Reference Guide

29

Resolving Software and Hardware Incompatibilities

If a device is either not detected during the operating system setup or is detected but incorrectly configured, you can use the Hardware Troubleshooter to resolve the incompatibility.

To resolve incompatibilities using the Hardware Troubleshooter:

1

Click the

Start

button and click

Help and Support

.

2

Type hardware troubleshooter

in the

Search

field and click the arrow to start the search.

3

Click

Hardware Troubleshooter

in the

Search Results

list.

4

In the

Hardware Troubleshooter

list, click

I need to resolve a hardware conflict on my computer

, and click

Next

.

Using Microsoft

®

Windows

®

XP System Restore

The Microsoft Windows XP operating system provides System Restore to allow you to return your computer to an earlier operating state (without affecting data files) if changes to the hardware, software, or other system settings have left the computer in an undesirable operating state. See the Windows Help and

Support Center (see "Finding Information" on page 5) for information about using System Restore.

NOTICE:

Make regular backups of your data files. System Restore does not monitor your data files or recover them.

Creating a Restore Point

1

Click the

Start

button and click

Help and Support

.

2

Click

System Restore

.

3

Follow the instructions on the screen.

Restoring the Computer to an Earlier Operating State

NOTICE:

Before you restore the computer to an earlier operating state, save and close any open files and exit any open programs. Do not alter, open, or delete any files or programs until the system restoration is complete.

1

Click the

Start

button, point to

All Programs

Accessories

System Tools

, and then click

System

Restore

.

2

Ensure that

Restore my computer to an earlier time

is selected and click

Next

.

3

Click a calendar date to which you want to restore your computer.

The

Select a Restore Point

screen provides a calendar that allows you to see and select restore points.

All calendar dates with available restore points appear in boldface type.

4

Select a restore point and click

Next

.

If a calendar date has only one restore point, then that restore point is automatically selected. If two or more restore points are available, click the restore point that you prefer.

30

Quick Reference Guide

5

Click

Next

.

The

Restoration Complete

screen appears after System Restore finishes collecting data and then the computer restarts.

6

After the computer restarts, click

OK

.

To change the restore point, you can either repeat the steps using a different restore point, or you can undo the restoration.

Undoing the Last System Restore

NOTICE:

Before you undo the last system restore, save and close all open files and exit any open programs.

Do not alter, open, or delete any files or programs until the system restoration is complete.

1

Click the

Start

button, point to

All Programs

Accessories

System Tools

, and then click

System

Restore

.

2

Click

Undo my last restoration

and click

Next

.

3

Click

Next

.

The

System Restore

screen appears and the computer restarts.

4

After the computer restarts, click

OK

.

Enabling System Restore

If you reinstall Windows XP with less than 200 MB of free hard-disk space available, System Restore is automatically disabled. To see if System Restore is enabled:

1

Click the

Start

button and click

Control Panel

.

2

Click

Performance and Maintenance

.

3

Click

System

.

4

Click the

System Restore

tab.

5

Ensure that

Turn off System Restore

is unchecked.

Using the Last Known Good Configuration

1

Restart your computer and press <F8> when the message

Please select the operating system to start appears.

2

Highlight

Last Known Good Configuration

, press <Enter>, press <l>, and then select your operating system when prompted.

Quick Reference Guide

31

32

Other Options to Help Resolve Additional Device or Software Conflicts

NOTICE:

The following processes erase all of the information on your hard drive.

• Reinstall your operating system using the operating system installation guide and Operating

System CD. During the operating system reinstallation, you can select to delete the existing partitions and reformat your hard drive.

• Reinstall all drivers, beginning with the chipset, using the Drivers and Utilities CD

.

Dell Diagnostics

CAUTION:

Before you begin any of the procedures in this section, follow the safety instructions in the Product

Information Guide .

When to Use the Dell Diagnostics

If you experience a problem with your computer, perform the checks in "Solving Problems" on page 29 and

run the Dell Diagnostics before you contact Dell for technical assistance.

It is recommended that you print these procedures before you begin.

NOTICE:

The Dell Diagnostics works only on Dell computers. Using this program with other computers can cause incorrect computer responses or result in error messages.

The Dell Diagnostics allow you to:

• Perform quick checks or extensive tests on one or all devices

• Choose how many times a test is run

• Display or print test results or save them in a file

• Suspend testing if an error is detected or terminate testing if a certain number of errors occur

• Access online

Help

screens that describe the tests and how to run them

• Read status messages that tell you whether tests completed successfully

• Receive error messages if problems are detected

Starting the Dell Diagnostics From Your Hard Drive

1

Turn on (or restart) your computer.

2

When the DELL™ logo appears, press <F12> immediately.

NOTE:

If you see a message stating that no diagnostics utility partition has been found, see "Starting the Dell

Diagnostics From the Drivers and Utilities CD" on page 33.

If you wait too long and the operating system logo appears, continue to wait until you see the

Microsoft Windows desktop. Then shut down your computer and try again. For more information on shutting down your computer, see your User’s Guide.

3

When the boot device list appears, highlight

Boot to Utility Partition

and press <Enter>.

4

When the Dell Diagnostics

Main Menu

appears, select the test you want to run. For more information on the tests, see your User’s Guide.

Quick Reference Guide

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