v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 4, “Parts listing, Type 7377 server,” on page 125 to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
Error code Description Action
0018010 Microprocessors of the same model
have mismatched stepping ID.
1. Run the Setup utility and select System Information →
System Summary → Processor Details to view the
microprocessor information to compare the installed
microprocessor specifications.
2. (Trained service technician only) Remove and replace one
of the microprocessors so that they both match.
0018009 Microprocessors have mismatched
core speed.
1. Run the Setup utility and select System Information →
System Summary → Processor Details to view the
microprocessor information to compare the installed
microprocessor specifications.
2. (Trained service technician only) Remove and replace one
of the microprocessors so that they both match.
001800B Microprocessors have one or more
cache levels with mismatched size.
1. Run the Setup utility and select System Information →
System Summary → Processor Details to view the
microprocessor information to compare the installed
microprocessor specifications.
2. (Trained service technician only) Remove and replace one
of the microprocessors so that they both match.
0018005 Microprocessors have mismatched
number of COREs.
1. Run the Setup utility and select System Information →
System Summary → Processor Details to view the
microprocessor information to compare the installed
microprocessor specifications.
2. (Trained service technician only) Remove and replace one
of the microprocessors so that they both match.
0018006 Microprocessors have mismatched
QPI speed.
1. Run the Setup utility and select System Information →
System Summary → Processor Details to view the
microprocessor information to compare the installed
microprocessor specifications.
2. (Trained service technician only) Remove and replace one
of the microprocessors so that they both match.
0018007 Microprocessors have mismatched
power segments.
1. Run the Setup utility and select System Information →
System Summary → Processor Details to view the
microprocessor information to compare the installed
microprocessor specifications.
2. (Trained service technician only) Remove and replace one
of the microprocessors so that they both match.
0018008 Microprocessors have mismatched
internal DDR3 frequency.
1. Run the Setup utility and select System Information →
System Summary → Processor Details to view the
microprocessor information to compare the installed
microprocessor specifications.
2. (Trained service technician only) Remove and replace one
of the microprocessors so that they both match.
28 IBM System x3630 M3 Type 7377: Problem Determination and Service Guide
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