170 Solving Problems
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•If a system message indicated a problem with one or both of the
microprocessors, the processor(s) may need to be replaced.
•If a system message indicated a problem with one or both of the
VRMs, the VRM(s) may need to be replaced.
•Run the System Board Devices and Processor Cache test group s in the
Dell Diagnostics.
•Reseat the microprocessors.
•Reseat the VRMs.
•Reconnect the cooling fan for each installed microprocessor.
•Restart the computer.
If the problem still exists after you complete the basic checks, fill out the
Diagnostics Checklist as you perform the following steps.
CAUTION: Before you perform this procedure, see "Safety First—
For You and Your Computer."
NOTICE: Before disconnecting a device from the computer, wait 10 to 20
seconds after disconnecting the computer from its electrical outlet. Before
removing a component from the system board, verify that the standby power
light on the system board has turned off. T o locate this light, see "System Board
Components" or the interior service label.
1Run the System Board Devices and Processor Cache test group s in the
Dell Diagnostics.
Did any of the diagnostics tests fa il?
Yes. Contact Dell for technical assistance.
No. Go to the next question.
Do you have two microprocessors installed in the computer?
Yes. Go to step 2.
No. Go to step 3.
2Enter system setup and ensure that values for Processor 0 and
Processor 1 under the CPU Information option are identical.
Are the two microprocessors identical?
Yes. Go to step 3.