Dell Precision 650: Light Pattern Problem Description Suggestion Resolution

Light Pattern Problem Description Suggestion Resolution: Dell Precision 650

Table of contents

Light Pattern Problem Description Suggestion Resolution

Memory modules are

Ensure that there are no special memory

detected, but a memory

module/memory connector placement requirements

configuration or

(see "Memory" in your User’s Guide).

A B C D

compatibility error exists.

Verify that the memory modules that you are

installing are compatible with your computer (see

"Memory" in your User’s Guide).

Reinstall the memory modules and then restart the

computer.

If the problem persists, contact Dell.

A possible system board

Perform the procedure in "System Board Problem" and

resource and/or hardware

see "Resolving Software and Hardware

failure has occurred.

Incompatibilities" in your User’s Guide.

A B C D

If the problem persists, contact Dell.

A possible expansion card

1 Determine if a conflict exists by removing a card

failure has occurred.

(not the graphics card) and then restarting the

computer.

A B C D

2 If the problem persists, reinstall the card that you

removed, remove a different card, and then restart

the computer.

3 Repeat this process for each card. If the computer

starts normally, troubleshoot the last card removed

from the computer for resource conflicts (see

"Resolving Software and Hardware

Incompatibilities" in your User’s Guide).

4 If the problem persists, contact Dell.

Other failure has occurred. Ensure that the cables are properly connected from

the hard drive, CD drive, and DVD drive to the

system board.

A B C D

If the problem persists, contact Dell.

The computer is in a

None.

normal operating condition

after POST.

A B C D

= yellow

= green

= off

Setup and Quick Reference Guide 41