Chapter
4.
Removing
and
replacing
blade
server
components
Replaceable
components
are
of
three
types:
v
Tier
1
customer
replaceable
unit
(CRU):
Replacement
of
Tier
1
CRUs
is
your
responsibility.
If
IBM
installs
a
Tier
1
CRU
at
your
request,
you
will
be
charged
for
the
installation.
v
Tier
2
customer
replaceable
unit:
You
may
install
a
Tier
2
CRU
yourself
or
request
IBM
to
install
it,
at
no
additional
charge,
under
the
type
of
warranty
that
is
designated
for
your
server.
v
Field
replaceable
unit
(FRU):
FRUs
must
be
installed
only
by
trained
service
technicians.
See
Chapter
3,
“Parts
listing,
Types
1885
and
8853,”
on
page
15
to
determine
whether
a
component
is
a
Tier
1
CRU,
Tier
2
CRU,
or
FRU.
For
information
about
the
terms
of
the
warranty
and
getting
service
and
assistance,
see
the
Warranty
and
Support
Information
document.
Installation
guidelines
Before
you
install
options,
read
the
following
information:
v
Read
the
safety
information
that
begins
on
page
vii
and
the
guidelines
in
“Handling
static-sensitive
devices”
on
page
20.
This
information
will
help
you
work
safely.
v
When
you
install
your
new
blade
server,
take
the
opportunity
to
download
and
apply
the
most
recent
firmware
updates.
This
step
will
help
to
ensure
that
any
known
issues
are
addressed
and
that
your
blade
server
is
ready
to
function
at
maximum
levels
of
performance.
To
download
firmware
updates
for
your
blade
server,
complete
the
following
steps.
Note:
Changes
are
made
periodically
to
the
IBM
Web
site.
The
actual
procedure
might
vary
slightly
from
what
is
described
in
this
document.
1.
Go
to
http://www.ibm.com/systems/support/.
2.
Under
Product
support
,
click
BladeCenter
.
3.
Under
Popular
links
,
click
Software
and
device
drivers
.
4.
Click
BladeCenter
HS21
(8853,
1885)
to
display
the
matrix
of
downloadable
files
for
the
blade
server.
v
Observe
good
housekeeping
in
the
area
where
you
are
working.
Place
removed
covers
and
other
parts
in
a
safe
place.
v
Back
up
all
important
data
before
you
make
changes
to
disk
drives.
v
Before
you
remove
a
blade
server
from
the
BladeCenter
unit,
you
must
shut
down
the
operating
system
and
turn
off
the
blade
server.
You
do
not
have
to
shut
down
the
BladeCenter
unit
itself.
v
Blue
on
a
component
indicates
touch
points,
where
you
can
grip
the
component
to
remove
it
from
or
install
it
in
the
blade
server,
open
or
close
a
latch,
and
so
on.
v
Orange
on
a
component
or
an
orange
label
on
or
near
a
component
indicates
that
the
component
can
be
hot-swapped,
which
means
that
if
the
server
and
operating
system
support
hot-swap
capability,
you
can
remove
or
install
the
component
while
the
server
is
running.
(Orange
can
also
indicate
touch
points
on
©
Copyright
IBM
Corp.
2007
19
Summary of Contents for 8853L6U
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