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 7, “Parts listing for IBM Flex System p260 and p460 Compute Nodes,” on page 97 to determine
which components are CRUs and which components are FRUs.
v If an action step is preceded by Trained service technician only, that step must be performed only by a trained
service technician.
Isolation
procedure or
symbolic failing
item Symptom Action
FSPSP51 Runtime diagnostics
has detected a
memory bus
correctable error that
exceeds the
threshold. The
memory bus
correctable error
does not threaten the
system operation at
the moment;
however, the system
is operating in a
degraded mode.
Replace the failing item after this isolation procedure in the failing item
list. If the failing item that is listed is a DIMM, complete the following
steps:
1. Replace both memory DIMMs of the pair:
DIMM 1 (P1-C1)
Replace DIMMs 1 and 2.
DIMM 2 (P1-C2)
Replace DIMMs 1 and 2.
DIMM 3 (P1-C3)
Replace DIMMs 3 and 4.
DIMM 4 (P1-C4)
Replace DIMMs 3 and 4.
DIMM 5 (P1-C5)
Replace DIMMs 5 and 6.
DIMM 6 (P1-C6)
Replace DIMMs 5 and 6.
DIMM 7 (P1-C7)
Replace DIMMs 7 and 8.
DIMM 8 (P1-C8)
Replace DIMMs 7 and 8.
DIMM 9 (P1-C9)
Replace DIMMs 9 and 10.
DIMM 10 (P1-C10)
Replace DIMMs 9 and 10.
DIMM 11 (P1-C11)
Replace DIMMs 11 and 12.
DIMM 12 (P1-C12)
Replace DIMMs 11 and 12.
DIMM 13 (P1-C13)
Replace DIMMs 13 and 14.
DIMM 14 (P1-C14)
Replace DIMMs 13 and 14.
DIMM 15 (P1-C15)
Replace DIMMs 15 and 16.
DIMM 16 (P1-C16)
Replace DIMMs 15 and 16.
480 Power Systems: IBM Flex System p260 and p460 Compute Nodes Installation and Service Guide
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