Dell Precision WorkStation 530 User Manual page 172

172 So lv ing Pr o ble m s
Basic Checks:
• Check the diagnostic lights
• If two microprocessors are installed, ensure that they are identical. The
computer may not start or function properly if two microprocessors are
installed that are not identical:
– Different cache
– Different speeds
– Different steppings
– Different types
• If two microprocessors are installed, ensure that a
each processor.
• If two microprocessors are installed, ensure that the VRMs are
identical. The computer may not start or function properly if two
VRMs are installed that are not identical.
• If a system message
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 groups 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
For You and Your
to see if the specific problem is identified.
sizes
indicated a problem with one or both of the
Computer."
VRM is installed for
"Safety First—