Dell Precision 670 Quick Reference Guide - Page 27

System Lights, These lights on the front of the computer can indicate a computer problem. - beep codes

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System Lights These lights on the front of the computer can indicate a computer problem. Power Light Solid green Blinking green Blinks green several times and then turns off Solid yellow Blinking yellow Blinking yellow Solid green and a beep code during POST Solid green power light and no beep code and no video during POST Solid green power light and no beep code but the computer locks up during POST Hard-Drive Light N/A Blank N/A N/A Blank Solid green N/A N/A N/A Cause Power is on, and the computer is operating normally. The computer is in the suspended state (Windows XP). A configuration error exists. The Dell Diagnostics is running a test, or a device on the system board may be faulty or incorrectly installed. A power supply or system board failure has occurred. A system board or VRM failure has occurred. A problem was detected while the BIOS was executing. The monitor or the graphics card may be faulty or incorrectly installed. An integrated system board device may be faulty. Corrective Action No corrective action is required. Press the power button, move the mouse, or press a key on the keyboard to wake the computer. See "Power Management" in the User's Guide for more information. Check the diagnostic lights to see if the specific problem is identified. See the User's Guide for more information. If the Dell Diagnostics is running, allow the testing to complete. Check the diagnostic lights to see if the specific problem is identified. If the computer does not boot, contact Dell for technical assistance. Check the diagnostic lights to see if the specific problem is identified. See "Power Problems" in the User's Guide. Check the diagnostic lights to see if the specific problem is identified. See "Beep Codes" on page 28 for instructions on diagnosing the beep code. Also, check the diagnostic lights to see if the specific problem is identified. Check the diagnostic lights to see if the specific problem is identified. Also, see "Video Problems" in the User's Guide. Check the diagnostic lights to see if the specific problem is identified. If the problem is not identified, contact Dell for technical assistance. Quick Reference Guide 27

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Quick Reference Guide
27
System Lights
These lights on the front of the computer can indicate a computer problem.
Power Light
Hard-Drive Light
Cause
Corrective Action
Solid green
N/A
Power is on, and the computer is
operating normally.
No corrective action is required.
Blinking green
Blank
The computer is in the suspended
state (Windows XP).
Press the power button, move the
mouse, or press a key on the keyboard
to wake the computer. See "Power
Management" in the
User’s Guide
for
more information.
Blinks green
several times and
then turns off
N/A
A configuration error exists.
Check the diagnostic lights to see if
the specific problem is identified. See
the
User’s Guide
for more information.
Solid yellow
N/A
The Dell Diagnostics is running a
test, or a device on the system
board may be faulty or
incorrectly installed.
If the Dell Diagnostics is running,
allow the testing to complete.
Check the diagnostic lights to see if
the specific problem is identified.
If the computer does not boot, contact
Dell for technical assistance.
Blinking yellow
Blank
A power supply or system board
failure has occurred.
Check the diagnostic lights to see if
the specific problem is identified. See
"Power Problems" in the
User’s Guide
.
Blinking yellow
Solid green
A system board or VRM failure
has occurred.
Check the diagnostic lights to see if
the specific problem is identified.
Solid green and a
beep code
during POST
N/A
A problem was detected while the
BIOS was executing.
See "Beep Codes" on page 28 for
instructions on diagnosing the beep
code. Also, check the diagnostic lights
to see if the specific problem
is identified.
Solid green power
light and no beep
code and no video
during POST
N/A
The monitor or the graphics card
may be faulty or incorrectly
installed.
Check the diagnostic lights to see if
the specific problem is identified. Also,
see "Video Problems" in the
User’s Guide
.
Solid green power
light and no beep
code but the
computer locks
up during POST
N/A
An integrated system board device
may be faulty.
Check the diagnostic lights to see if
the specific problem is identified. If
the problem is not identified, contact
Dell for technical assistance.