Chapter
5.
Replacing
N3700
storage
system
devices
This
chapter
describes
how
to
replace
disks,
CPU
modules,
and
other
devices
in
your
N3700
storage
system.
This
chapter
discusses
the
following
topics:
v
v
v
v
v
v
Replacing
a
disk
You
can
replace
a
disk
in
your
storage
system
or
disk
shelf
for
any
reason.
However,
the
most
common
reason
is
disk
failure.
If
a
disk
fails,
the
N3700
storage
system
logs
a
warning
message
to
the
system
console
indicating
which
disk
failed.
About
replacing
a
disk
in
your
storage
system
Replacing
a
disk
in
the
storage
system
consists
of
the
following
procedures:
v
v
Removing
a
disk
To
remove
a
disk,
complete
the
following
steps.
1.
Enter
one
of
the
following
commands,
as
appropriate.
v
To
remove
a
disk
that
is
a
member
of
a
volume,
enter
disk
fail
disk_name
.
v
To
remove
a
spare
disk,
enter
disk
remove
disk_name
.
Either
command
causes
the
amber
fault
LED
on
the
disk
to
illuminate.
For
more
information
about
LEDs,
see
For
more
information
about
disk
commands,
see
the
IBM
System
Storage
N
series
Data
ONTAP
Storage
Management
Guide
for
your
version
of
Data
ONTAP.
2.
Wait
30
seconds
for
the
disk
to
stop
spinning.
3.
Put
on
the
antistatic
ESD
strap
and
grounding
leash.
4.
To
remove
the
disk,
press
down
on
its
release
mechanism
with
one
hand
while
grasping
the
top
flange
of
the
storage
system
with
the
other
hand.
Gently
slide
the
disk
out
of
your
storage
system.
CAUTION:
When
removing
a
disk,
use
two
hands
to
support
its
weight.
Attention:
If
you
have
any
empty
disk
drive
bays,
make
sure
to
install
a
cover
over
the
empty
slot
to
ensure
proper
cooling.
Installing
a
disk
To
install
a
disk,
complete
the
following
steps.
1.
Put
on
the
antistatic
ESD
strap
and
grounding
leash.
2.
Orient
the
device
carrier
so
that
the
release
mechanism
is
at
the
top.
©
Copyright
IBM
Corp.
2005,
2006
27
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