blade
server.
You
will
then
be
able
to
install
two
3.5-inch,
hot-swap,
SCSI,
1-inch
(26
mm)
slim-high
hard
disk
drives
in
the
expansion
unit,
for
use
by
the
blade
server.
The
SCSI
controller
in
the
BladeCenter
SCSI
storage
expansion
unit
supports
embedded
mirroring,
which
is
similar
to
RAID
level-1.
Important:
To
avoid
potential
performance
and
reliability
problems
when
configuring
or
replacing
drives
in
a
mirrored
configuration,
make
sure
that
the
storage
capacities
and
speeds
of
the
drives
are
identical.
After
you
install
the
SCSI
storage
expansion
unit
on
your
blade
server,
the
blade
server
and
expansion
unit
are
a
unit
that
occupies
three
blade
bays
in
the
BladeCenter
unit.
Attention:
To
ensure
proper
cooling
and
system
reliability,
make
sure
that
each
of
the
SCSI
hard
disk
drive
bays
on
the
SCSI
storage
expansion
unit
contains
either
a
hot-swap
SCSI
hard
disk
drive
or
a
filler
panel.
Complete
the
following
steps
to
install
the
SCSI
storage
expansion
unit:
Note:
The
illustrations
used
in
this
procedure
depict
the
installation
process
on
a
BladeCenter
HS40
blade
server
in
a
BladeCenter
Type
8677
unit.
These
illustrations
might
differ
slightly
from
your
hardware.
1.
Read
the
safety
information
beginning
on
page
vii
and
“Installation
guidelines”
on
page
21.
2.
Shut
down
the
operating
system,
turn
off
the
blade
server,
and
remove
the
blade
server
from
the
BladeCenter
unit
(see
“Removing
the
blade
server
from
the
BladeCenter
unit”
on
page
22
for
instructions).
3.
Carefully
lay
the
blade
server
on
a
flat,
static-protective
surface.
4.
Remove
the
blade
server
cover
(see
“Opening
the
blade
server
cover”
on
page
24
for
instructions).
5.
Locate
the
blade
expansion
connector
on
the
processor
board
and
remove
the
terminator
from
the
connector.
Blade expansion
connector terminator
6.
Before
installing
the
SCSI
storage
expansion
unit,
check
that
all
components
are
installed
and
seated
correctly
and
that
you
have
not
left
loose
tools
or
parts
inside
the
blade
server.
Attention:
To
help
ensure
proper
cooling
and
system
reliability
the
air
baffle
must
be
correctly
positioned
and
fully
seated.
36
BladeCenter
HS40
Type
8839:
Installation
and
User’s
Guide
Summary of Contents for HS40 - BladeCenter - 8839
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