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
3,
“Parts
listing,
Type
8878
and
8879,”
on
page
23
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
message
Action
POST
reporting
Processor
Event:
POST
does
not
support
current
stepping
of
processor.
Chassis
Number
=
X,
Processor
Number
=
Y.
1.
Make
sure
that
the
BIOS
code
is
at
the
latest
level.
2.
Make
sure
that
all
microprocessors
have
the
same
part
number.
3.
(Trained
service
technician
only)
Replace
the
microprocessor.
POST
reporting
Processor
Event:
Unable
to
apply
microcode
(patch)
update.
Chassis
Number
=
X.
Processor
Number
=
Y.
(Trained
service
technician
only)
Replace
the
microprocessor.
POST
reporting
Processor
Event:
Processor
failed
BIST.
Chassis
Number=
X.
Processor
Number
=
Y.
(Trained
service
technician
only)
Replace
the
microprocessor.
POST
reporting
memory
event:
North
Bridge
Uncorrectable
memory
error
occurred.
Chassis
Number
=
X.
Memory
Card
=
Y.
Memory
DIMM
=
Z.
1.
Reseat
the
DIMM.
2.
If
the
DIMM
was
disabled
by
the
user,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
3.
Replace
the
DIMM.
4.
If
the
DIMM
was
disabled
by
the
user,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
POST
reporting
memory
event:
North
Bridge
Correctable
memory
threshold
occurred.
Chassis
Number
=
X.
Memory
Card
=
Y.
Memory
DIMM
=
Z.
Failing
Symbol
=
0xcb.
1.
Reseat
the
DIMM.
2.
If
the
DIMM
was
disabled
by
the
user,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
3.
Replace
the
DIMM.
4.
If
the
DIMM
was
disabled
by
the
user,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
POST
reporting
memory
event:
DIMM
Disabled
-
Failed
ECC
Test.
Chassis
Number
=
X.
Memory
Card
=
Y.
Memory
DIMM
=
Z.
1.
Reseat
the
DIMM.
2.
If
the
DIMM
was
disabled
by
the
user,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
3.
Replace
the
DIMM.
4.
If
the
DIMM
was
disabled
by
the
user,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
POST
reporting
memory
event:
DIMM
Disabled
-
Failed
POST/BIOS
Memory
Test.
Chassis
Number
=
X.
Memory
Card
=
Y.
Memory
DIMM
=
Z.
1.
Reseat
the
DIMM.
2.
If
the
DIMM
was
disabled
by
the
user,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
3.
Replace
the
DIMM.
4.
If
the
DIMM
was
disabled
by
the
user,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
POST
reporting
memory
event:
DIMM
Disabled
-
Failed
ECC
Test.
Chassis
Number
=
X.
Memory
Card
=
Y.
Memory
DIMM
=
Z.
1.
Reseat
the
DIMM.
2.
If
the
DIMM
was
disabled
by
the
user,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
3.
Replace
the
DIMM.
4.
If
the
DIMM
was
disabled
by
the
user,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
Chapter
5.
Diagnostics
145
Summary of Contents for System x3950 Type 8878
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