Dell Precision 330 User Manual

Page 146

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146

Solving Problems

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•

Check the

diagnostic indicators

to see if the specific problem is

identified.

•

Ensure that a voltage regulator module (VRM) is installed for the

microprocessor.

•

If a

system message

indicated a problem with the microprocessor, the

processor may need to be replaced.

•

Run the System Board Devices and Processor Cache test groups in the

Dell Diagnostics

.

•

Reseat the microprocessor.

•

Reseat the VRM.

•

Reconnect the cooling fan for the 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. To locate this light, see "

System Board

Components

" or "

Interior Service Label

."

1

Run the System Board Devices and Processor Cache test groups in the

Dell Diagnostics

.

Did any of the diagnostics tests fail?
Yes.

Contact Dell

for technical assistance.

No. Go to the next question.

2

Turn off the computer and devices, disconnect them from their

electrical outlets, and wait 10 to 20 seconds.

3

Lay the computer on its right side.

4

Remove the computer cover

.

5

Remove and install the microprocessor

.

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