22
Quick Reference Guide
www
.dell.com | support.dell.com
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 anti-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
Follow these tips when troubleshooting your computer:
•
If you added or removed a computer 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. This message may
help technical support diagnose and fix the problem(s).
•
If an error message occurs in a program, consult 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
.
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.
Microsoft Windows
®
XP
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
.
Summary of Contents for Precision T3912
Page 4: ...4 Contents ...
Page 40: ...40 Quick Reference Guide w w w d e l l c o m s u p p o r t d e l l c o m ...
Page 46: ...46 目录 ...
Page 55: ...快速参考指南 55 注 如果您的计算机已 安装声卡 请将扬声器 连接至此卡 4 连接扬声器 LINE OUT 5 连接电源电缆 然后开启计算机和显示器的电源 ...
Page 59: ...快速参考指南 59 注 如果您的计算机已安装声卡 请将扬声器连接至此卡 4 连接扬声器 LINE OUT 5 连接电源电缆 然后开启计算机和显示器的电源 ...
Page 86: ...86 目次 ...
Page 120: ...120 クイックリファレンスガイド w w w d e l l c o m s u p p o r t d e l l c o m ...