6.
Capture
the
output
from
the
console.
Be
sure
to
write
down
the
system
ID
number,
as
shown
in
bold
in
the
following
example.
The
output
should
look
something
like
this:
Loading:
0xffffffff80001000/8500653
Entry
at
0xffffffff80001000
Closing
network.
Starting
program
at
0xffffffff80001000
Press
CTRL-C
for
special
boot
menu
.
.
WARNING:
there
do
not
appear
to
be
any
disks
attached
to
the
system.
Check
that
disks
have
been
assigned
ownership
to
this
system
(
ID
84166052
)
using
the
’disk
show’
and
’disk
assign’
commands
from
maintenance
mode
No
root
volume
found.
Rebooting...
7.
Press
Ctrl-C
to
stop
rebooting.
8.
Reassign
disk
ownership
for
the
new
CPU
module
from
the
partner
node
with
the
new
system
ID,
by
entering
the
following
commands
at
the
takeover
prompt:
priv
set
advanced
9.
Enter
the
following
command
using
the
recorded
system
ID
from
Step
6,
for
example:
disk
reassign
-d
84166052
The
console
screen
should
display
something
resembling
the
following:
node
x(takeover)>
priv
set
advanced
node
x(takeover)*>
disk
reassign
-d
84166083
Disk
ownership
will
be
updated
on
all
disks
previously
belonging
to
Filer
with
serial
number
12345.
Would
you
like
to
continue
(y/n)?
10.
Select
y
.
11.
Verify
disk
ownership.
Make
sure
that
all
disks
that
were
supposed
to
be
reassigned,
were
reassigned.
To
see
all
disks,
enter
the
following
command:
disk
show
-v
12.
The
new
CPU
module
should
see
the
disk
on
the
next
reboot,
accompanied
by
the
following
message:
Waiting
for
cluster
giveback
From
the
partner
node
,
enter
the
following
command:
cf
giveback
Note:
If
the
giveback
does
not
succeed,
see
the
IBM
System
Storage
N
series
Data
ONTAP
System
Administration
Guide
and
IBM
System
Storage
N
series
Data
ONTAP
Software
Setup
Guide
for
your
version
of
Data
ONTAP
for
additional
information.
Replacing
the
battery
on
the
CPU
module
If
the
battery
inside
your
CPU
module
fails,
you
need
to
replace
it.
Replacing
the
battery
consists
of
the
following
tasks:
v
Removing
the
CPU
module
v
Replacing
the
battery
Chapter
5.
Replacing
N3700
storage
system
devices
35
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