Dell Precision 650: Power Light Hard-Drive Cause Corrective Action Light Beep Codes Error Messages Diagnostic Lights
Power Light Hard-Drive Cause Corrective Action Light Beep Codes Error Messages Diagnostic Lights: Dell Precision 650
Table of contents
- Notes, Notices, and Cautions Abbreviations and Acronyms
- Contents
- Finding Information and Assistance 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 Dell Precision™ 650 Computer 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 1 DVI and 1 VGA connector For dual-monitor capable cards with 2 DVI connectors
- Connect the speakers
- Connect the power cables and turn on the computer and monitor
- Install additional software or devices
- To access the User’s Guide from your hard drive: To access the User’s Guide from the CD: To access your User’s Guide from the Dell Support Site:
- Setting Up Your Dell Precision 450 Computer Connect the keyboard and mouse
- Connect the modem or network cable
- Connect the monitor
- For single- and dual-monitor capable cards with a single connector
- For dual-monitor capable cards with 1 DVI and 1 VGA connector For dual-monitor capable cards with 2 DVI connectors
- Connect the speakers
- Connect the power cables and turn on the computer and monitor
- Install Additional Software or Devices
- To access the User’s Guide from your hard drive: To access the User’s Guide from the CD: To access your User’s Guide from the Dell Support Site: Caring for Your Computer
- Solving Problems Resolving Software and Hardware Incompatibilities Windows XP
- Windows 2000
- Using System Restore in Windows XP Creating a Restore Point Restoring the Computer to an Earlier Operating State
- Using Last Known Good Configuration Other Options to Help Resolve Additional Device or Software Conflicts When to Use the Dell Diagnostics
- Starting the Dell Diagnostics Starting the Dell Diagnostics From Your Hard Drive
- Starting the Dell Diagnostics From the Drivers and Utilities CD Dell Diagnostics Main Menu Option Function
- Tab Function
- System Lights Power Light Hard-Drive Cause Corrective Action Light
- Power Light Hard-Drive Cause Corrective Action Light Beep Codes Error Messages Diagnostic Lights
- Diagnostic Light Codes Before POST Light Pattern Problem Description Suggested Resolution
- Light Pattern Problem Description Suggested Resolution Diagnostic Light Codes During POST Light Pattern Problem Description Suggestion Resolution
- Light Pattern Problem Description Suggestion Resolution
- Light Pattern Problem Description Suggestion Resolution
- Light Pattern Problem Description Suggestion Resolution
- Light Pattern Problem Description Suggestion Resolution
- Frequently Asked Questions How Do I... Solution Where to Find Additional Information
- How Do I... Solution Where to Find Additional Information
- Opening the Computer Cover
- Dell Precision 650 Computer
- Inside the Dell Precision 650 Computer
- Dell Precision 450 Computer
- Inside the Dell Precision 450 Computer

Power Light Hard-Drive
Cause Corrective Action
Light
Solid green power
N/A The monitor or the graphics card
Check the diagnostic lights to see if
light and no beep
may be faulty or incorrectly
the specific problem is identified.
code and no video
installed.
Also, see "Video Problems" in the
during POST
User’s Guide.
Solid green power
N/A An integrated system board device
Check the diagnostic lights to see if
light and no beep
may be faulty.
the specific problem is identified. If
code, but the
the problem is not identified,
computer locks
contact Dell for technical
up during POST
assistance.
Beep Codes
Your computer might emit a series of beeps that identify a problem. One
possible series (code 1-3-1) consists of one beep, a burst of three beeps, and
then one beep. This series tell you that the computer encountered a
memory problem.
If a beep code is emitted, write it down and look it up under "Beep Codes"
in the User’s Guide.
Error Messages
If an error occurs during start-up, a message may be displayed on the
NOTE: If the message is
monitor identifying the problem. See "Error Messages" in the User’s Guide
not listed, see the
documentation for either
for suggestions on resolving any problems.
the operating system or
the program that was
Diagnostic Lights
running when the message
appeared.
To help you troubleshoot a problem, your computer is equipped with four
lights on the front panel labeled "A," "B," "C," and "D." The lights can be
yellow or green. When the computer starts normally, the lights flash. After
the computer starts, the lights remain green. If the computer malfunctions,
the color and sequence of the lights identify the problem.
CAUTION: Before you begin any of the procedures in this section,
follow the safety instructions in the System Information Guide.
Setup and Quick Reference Guide 35

