Caution
-
Do
not
forcibly
push
the
power
supply
unit
into
its
slot.
Using
excessive
force
may
damage
the
FRU
and
chassis.
Caution
-
When
removing
the
HDD
backplane
and
the
operation
panel,
be
careful
not
to
damage
electronic
components
such
as
connectors.
XSCF
Unit,
PSU
Backplane,
or
Crossbar
Backplane
Unit"
in
the
Fujitsu
M10/
SPARC
M10
Systems
Product
Notes
for
the
latest
XCP
version.
Precautions
for
power
supply
unit
replacement
■
There
are
two
power
supply
units.
Thus,
the
system
can
continue
operating
even
if
one
of
the
units
fails.
Do
not,
however,
operate
the
system
for
an
extended
period
while
one
unit
has
failed.
■
When
replacing
multiple
power
supply
units,
replace
one
unit
at
a
time.
If
redundancy
of
the
power
supply
units
cannot
be
secured,
perform
maintenance
with
the
inactive/cold
(system
stopped)
method.
■
The
type
of
power
supply
unit
varies
depending
on
the
number
of
CPU
clocks.
Precautions
for
fan
unit
replacement
■
When
you
replace
multiple
fan
units,
do
so
one
by
one.
If
redundancy
of
the
fan
units
cannot
be
secured,
perform
maintenance
using
the
inactive/cold
(system
stopped)
method.
■
The
fan
units
have
a
redundant
configuration.
Thus,
the
system
can
continue
operating
even
if
one
of
the
fan
units
fails.
Do
not,
however,
operate
the
system
for
an
extended
period
with
one
failed
unit.
Replace
any
failed
fan
unit
immediately.
Precautions
for
PCIe
card
replacement
■
Before
replacing
the
PCIe
card,
stop
the
system
and
remove
the
PCIe
riser
from
the
motherboard
unit.
Precautions
for
HDD
backplane/operation
panel
replacement
4.3.2
Precautions
for
expansion
Precautions
for
memory
expansion
■
Observe
the
memory
installation
rules
when
you
expand
memory.
For
details,
see
■
When
you
expand
memory
by
64
GB,
apply
XCP
2090
or
later.
Chapter
4
Preparation
and
Precautions
for
Maintenance
43
Summary of Contents for Oracle M10-1
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