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

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