Memory
problems
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,
System
x3105
Type
4347,”
on
page
53
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.
Symptom
Action
The
amount
of
system
memory
that
is
displayed
is
less
than
the
amount
of
installed
physical
memory.
1.
Make
sure
that:
v
No
error
LEDs
are
lit
on
the
system
board.
v
The
memory
modules
are
seated
correctly.
v
You
have
installed
the
correct
type
of
memory.
v
If
you
changed
the
memory,
you
updated
the
memory
configuration
in
the
Configuration/Setup
Utility
program.
v
All
banks
of
memory
are
enabled.
The
server
might
have
automatically
disabled
a
memory
bank
when
it
detected
a
problem,
or
a
memory
bank
might
have
been
manually
disabled.
2.
Check
the
POST
error
log
for
error
message
289:
v
If
a
DIMM
was
disabled
by
a
system-management
interrupt
(SMI),
replace
the
DIMM.
v
If
a
DIMM
was
disabled
by
the
user
or
by
POST,
run
the
Configuration/Setup
Utility
program
and
enable
the
DIMM.
3.
Run
the
memory
diagnostics.
4.
Make
sure
that
there
is
no
memory
mismatch
when
the
server
is
over
the
minimum
memory
configuration
(one
512
MB
DIMM)
and
that
you
have
installed
the
correct
number
of
DIMMs
(see
the
User’s
Guide
for
information
about
installing
optional
memory
modules).
5.
Reseat
the
following
components:
a.
DIMMs
b.
(Trained
service
technician
only)
System
board
6.
Replace
the
components
listed
in
step
5
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time.
Microprocessor
problems
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,
System
x3105
Type
4347,”
on
page
53
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.
Symptom
Action
The
server
emits
a
continuous
beep
during
POST,
indicating
that
the
startup
(boot)
microprocessor
is
not
working
correctly.
1.
(Trained
service
technician
only)
Reseat
the
microprocessor.
2.
(Trained
service
technician
only)
Replace
the
microprocessor.
32
IBM
System
x3105
Type
4347:
Problem
Determination
and
Service
Guide
Summary of Contents for x3105 - System - 4347
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