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
code
Description
Action
00012000
Processor
machine
check
error.
1.
Reseat
the
following
components:
a.
(Trained
service
technician
only)
Microprocessor
b.
Microprocessor
tray
2.
Replace
the
following
components
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time.
a.
(Trained
service
technician
only)
Microprocessor
b.
(Trained
service
technician
only)
Microprocessor
tray
00019501
Processor
1
is
not
functioning;
check
processor
LEDs.
1.
Reseat
the
following
components:
a.
Microprocessor
tray
b.
(Trained
service
technician
only)
Microprocessor
1
2.
Replace
the
following
components
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time.
a.
(Trained
service
technician
only)
Microprocessor
1
b.
(Trained
service
technician
only)
Microprocessor
tray
00019502
Processor
2
is
not
functioning;
check
processor
LEDs.
1.
Reseat
the
following
components:
a.
Microprocessor
tray
b.
(Trained
service
technician
only)
Microprocessor
2
2.
Replace
the
following
components
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time.
a.
(Trained
service
technician
only)
Microprocessor
2
b.
(Trained
service
technician
only)
Microprocessor
tray
Chapter
5.
Diagnostics
79
Summary of Contents for System x3950 Type 8878
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