Notes:
1.
The
replacement
RAID
controller
does
not
come
with
a
cache
battery
or
RAID
cache
DIMM
installed.
You
must
remove
the
cache
battery
and
cache
DIMM
that
are
inside
the
RAID
controller
that
you
are
replacing,
and
install
them
in
the
replacement
RAID
controller.
The
steps
to
remove
and
install
the
battery
and
DIMM
are
included
in
the
following
procedure.
2.
The
RAID
controller
in
the
DS300
Model
1701-1RL
does
not
contain
a
cache
battery.
Complete
the
following
steps
to
replace
a
RAID
controller:
1.
Read
the
safety
information
beginning
on
page
iii
and
“Installation
guidelines”
on
page
41.
2.
Check
the
ServeRAID
Manager
program
for
instructions
for
recovering
from
a
RAID
controller
failure.
Follow
the
instructions
in
the
software
documentation
before
continuing
with
step
4.
3.
Turn
off
the
power-supply-with-fan
unit
switches
on
the
rear
of
the
storage
subsystem.
4.
Label
each
cable
that
is
connected
to
the
RAID
controller
that
has
failed.
This
ensures
that
all
cables
will
be
correctly
reconnected
to
the
new
RAID
controller.
5.
Remove
all
Ethernet
cables
from
the
RAID
controller.
6.
For
a
Fibre
Channel
RAID
controller
only:
Remove
the
fiber-optic
cables
and
the
SFP
modules
from
the
RAID
controller.
For
more
information,
see
“Removing
a
fiber-optic
cable”
on
page
25
and
“Removing
an
SFP
module”
on
page
23.
Attention:
When
you
handle
static-sensitive
devices,
take
precautions
to
avoid
damage
from
static
electricity.
For
details
about
handling
static-sensitive
devices,
see
“Handling
static-sensitive
devices”
on
page
41.
7.
Remove
the
failed
RAID
controller
(the
fault
LED
is
on):
a.
While
squeezing
together
the
latch
and
lever
that
are
on
each
side
of
the
controller,
press
down
on
the
orange
area
on
each
latch.
The
controller
will
slide
out
of
the
bay
a
short
distance.
b.
Grasp
both
latches
and
pull
the
controller
out
of
the
bay.
c.
Place
the
controller
on
a
dry,
level
surface.
8.
Remove
the
cache
battery
(
DS300
Model
1700-1RS
and
DS400
only
):
RAID controller
filler panel
RAID controller
Figure
41.
Removing
a
RAID
controller
Chapter
5.
Installing
and
replacing
components
53
Summary of Contents for TotalStorage DS300
Page 1: ...IBM TotalStorage DS300 and DS400 Hardware Installation and User s Guide...
Page 2: ......
Page 3: ...IBM TotalStorage DS300 and DS400 Hardware Installation and User s Guide...
Page 12: ...x IBM TotalStorage DS300 and DS400 Hardware Installation and User s Guide...
Page 42: ...28 IBM TotalStorage DS300 and DS400 Hardware Installation and User s Guide...
Page 74: ...60 IBM TotalStorage DS300 and DS400 Hardware Installation and User s Guide...
Page 76: ...62 IBM TotalStorage DS300 and DS400 Hardware Installation and User s Guide...
Page 108: ...94 IBM TotalStorage DS300 and DS400 Hardware Installation and User s Guide...
Page 109: ......
Page 110: ...Part Number 25K8194 Printed in USA 1P P N 25K8194...
