Dell Precision 390: 14 network link light The network light is on when the computer sends or receives data over a network
14 network link light The network light is on when the computer sends or receives data over a network: Dell Precision 390
Table of contents
- Notes, Notices, and Cautions Abbreviations and Acronyms
- Contents
- Finding Information What Are You Looking For? Find It Here
- What Are You Looking For? Find It Here
- What Are You Looking For? Find It Here
- What Are You Looking For? Find It Here
- Setting Up Your Computer (Tower Orientation) Connect the keyboard and the mouse. Connect the modem or the network cable.
- Connect the monitor.
- For single- and dual-monitor capable cards with a single connector
- For dual-monitor capable cards with one DVI connector and one VGA connector For dual-monitor capable cards with two DVI connectors
- Connect the speakers. Connect the power cables and turn on the computer and monitor.
- Install additional software or devices. Setting Up Your Computer (Desktop Orientation) Connect the keyboard and the mouse.
- Connect the modem or the network cable. Connect the monitor.
- For single- and dual-monitor capable cards with a single connector
- For dual-monitor capable cards with one DVI connector and one VGA connector For dual-monitor capable cards with two DVI connectors
- Connect the speakers. Connect the power cables and turn on the computer and monitor. Install additional software or devices.
- About Your Computer Front View (Tower Orientation) 1 CD- or DVD-drive activity light
- 14 network link light The network light is on when the computer sends or receives data over a network
- Back View (Tower Orientation)
- Front View (Desktop Orientation) 6 IEEE 1394 connector (optional)
- 13 network link light The network light is on when the computer sends or receives data over a network
- Back View (Desktop Orientation)
- Back-Panel Connectors 3 link integrity light
- 11 keyboard connector If you have a standard keyboard, plug it into the purple keyboard connector.
- Inside View
- Cable Colors System Board Components
- 12 PCI-Express x1 card slot 24 processor connector (CPU) Locating Your User’s Guide
- To access the User’s Guide from your hard drive: To access your User’s Guide from the Dell Support website: Removing the Computer Cover
- Caring for Your Computer
- Solving Problems Troubleshooting Tips Resolving Software and Hardware Incompatibilities Using Microsoft Windows XP System Restore Creating a Restore Point
- Restoring the Computer to an Earlier Operating State Undoing the Last System Restore Enabling System Restore
- Using the Last Known Good Configuration Other Options to Help Resolve Additional Device or Software Conflicts Dell Diagnostics When to Use the Dell Diagnostics
- Starting the Dell Diagnostics From Your Hard Drive Starting the Dell Diagnostics From the Drivers and Utilities CD
- Before You Start Testing Beep Codes Code Cause
- Code Cause Error Messages Diagnostic Lights Light Pattern Problem Description Suggested Resolution
- Light Pattern Problem Description Suggested Resolution
- Light Pattern Problem Description Suggested Resolution
- Light Pattern Problem Description Suggested Resolution
- Light Pattern Problem Description Suggested Resolution
- Light Pattern Problem Description Suggested Resolution Frequently Asked Questions How Do I... Solution Where to Find Additional Information
- How Do I... Solution Where to Find Additional Information

7 USB 2.0 connectors (2) Use the USB connectors on the front of your computer for devices that you
connect occasionally, such as flash memory keys or cameras, or for bootable USB
devices (see
"System Setup" in your
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.
8 Dell badge rotation
To rotate the badge, place your fingers around the outside of the badge, press in,
notch
and turn the badge. You can also rotate the badge by using the slot provided near
the bottom of the badge.
9 power button Press this button to turn the computer on.
NOTE: The power button can also be used to wake the system or to place it into
a power-saving mode. See "Power Management" in the User’s Guide for more
information.
NOTICE: To avoid losing data, do not use the power button to turn the
computer off. Instead, perform an operating system shutdown.
10 power light The power light illuminates and blinks or remains solid to indicate different states:
• 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 the
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
"Power Management" in the User’s Guide.
See "Diagnostic Lights" on page 37 for a description of light codes that can help
you troubleshoot problems with your computer.
11 microphone connector Use the microphone connector to attach a personal computer microphone for
voice or musical input into a sound or telephony program.
12 headphone connector Use the headphone connector to attach headphones and most kinds of speakers.
13 diagnostic lights (4) Use the lights to help you troubleshoot a computer problem based on the
diagnostic code. For more information, see "Diagnostic Lights" on page 37.
14 network link light The network light is on when the computer sends or receives data over a network
connection. The light might also be on when a network device is establishing a
network connection.
20 Quick Reference Guide

