Dell Precision 450 Guide De Configuration Et De Référence Rapide page 41

Light Pattern
A B C D
A B C D
A B C D
A B C D
A B C D
= y e l l o w
= g r e e n
= o f f
Problem Description
Memory modules are
detected, but a memory
configuration or
compatibility error exists.
A possible system board
resource and/or hardware
failure has occurred.
A possible expansion card
failure has occurred.
Other failure has occurred.
The computer is in a
normal operating condition
after POST.
Suggestion Resolution
Ensure that there are no special memory
module/memory connector placement requirements
(see "Memory" in your User's Guide).
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.
Perform the procedure in "System Board Problem" and
see "Resolving Software and Hardware
Incompatibilities" in your User's Guide.
If the problem persists, contact Dell.
1
Determine if a conflict exists by removing a card
(not the graphics card) and then restarting the
computer.
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.
Ensure that the cables are properly connected from
the hard drive, CD drive, and DVD drive to the
system board.
If the problem persists, contact Dell.
None.
Setup and Quick Re ference Guide
41