9.
Remove
the
screw
that
holds
the
battery
access
panel.
Carefully
slide
the
access
panel
toward
the
front
to
unlatch
it
from
the
three
pins
mounted
on
the
RAID
controller
bottom
panel.
10.
Remove
the
battery
unit
and
place
it
on
a
dry,
level
surface.
If
this
is
a
battery
replacement,
then
replace
the
old
battery
with
the
new
one
and
go
to
step
17
on
page
139.
11.
Unpack
the
new
RAID
controller.
Set
the
RAID
controller
on
a
dry,
level
surface
away
from
magnetic
fields.
Save
the
packing
material
and
documentation
in
case
you
need
to
return
the
RAID
controller.
12.
Place
the
replacement
RAID
controller
CRU
bottom
up
on
a
flat
surface.
Using
a
#2
Phillips
head
screwdriver,
remove
the
six
screws
(three
on
each
side
of
the
RAID
controller)
that
hold
the
RAID
controller
bottom
panel
to
the
sides
of
the
RAID
controller,
as
shown
in
Figure
102
on
page
138.
13.
Slide
the
RAID
controller
bottom
panel
away
from
the
front
side
of
the
RAID
controller
(away
from
the
SFP
slots
and
black
center
latch)
to
unlatch
it
from
the
side
panels.
14.
Carefully
flip
over
the
RAID
controller
bottom
panel.
15.
Remove
the
screw
that
holds
the
battery
access
panel.
Carefully
slide
the
access
panel
toward
the
front
to
unlatch
it
from
the
three
pins
mounted
on
the
RAID
controller
bottom
panel.
16.
If
DHCP/BootP
was
used
to
automatically
set
the
IP
address
of
the
controller,
record
the
MAC
address
of
the
upgrade
controller
and
modify
the
existing
DHCP/BootP
record
of
the
RAID
controller
to
be
upgraded
with
the
new
MAC
address.
Failure
to
modify
the
DHCP/BootP
record
will
result
in
problems
trying
to
manage
the
storage
subsystem
using
the
existing
IP
address.
This
step
must
be
performed
before
you
insert
the
upgrade
controller
into
the
DS4000
storage
subsystem.
17.
Position
the
battery
inside
the
replacement
RAID
controller.
18.
Reassemble
the
battery
access
panel
to
the
RAID
controller
bottom
panel
by
aligning
it
with
the
three
pins
on
the
RAID
controller
bottom
panel.
Slide
the
Two-Pin
Battery
Battery Harness
Figure
103.
Removing
the
controller
battery
Chapter
5.
Installing
and
replacing
components
139
Summary of Contents for TotalStorage DS4300 Turbo
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