IBM x3550 Installation Guide - Page 32

Replacing, controller

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Replacing the RAID SAS controller A ServeRAID SAS controller can be installed only in a dedicated slot on the system board. Some models come with a ServeRAID-8k-l SAS controller installed. The following illustration shows the ServeRAID-8k-l SAS controller. ServeRAID SAS controller Retaining clips Connector Retaining clips To replace the ServeRAID-8k-l SAS controller provided in some models with a ServeRAID-8k SAS controller, complete the following steps: 1. Read the safety information that begins on page v and "Installation guidelines" on page 9. 2. Turn off the server and peripheral devices and disconnect the power cords and all external cables, if necessary; then, remove the server cover. 3. Remove the ServeRAID-8k-l controller from the connector. a. Open the retaining clip on each end of the connector. Attention: To avoid breaking the retaining clips or damaging the connectors, handle the clips gently. b. Carefully grasp the controller by its top edge or upper corners, and pull the controller from the connector. c. Place the ServeRAID-8k-l SAS controller into a static-protective package and put it in a safe place. 4. Position the ServeRAID-8k controller by aligning the edge connector with the connector on the system board. Insert the controller firmly into the connector. The retaining clips snap into the locked position when the controller is firmly seated in the connector. 18 IBM System x3550 Type 7978: Installation Guide

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Replacing
the
RAID
SAS
controller
A
ServeRAID
SAS
controller
can
be
installed
only
in
a
dedicated
slot
on
the
system
board.
Some
models
come
with
a
ServeRAID-8k-l
SAS
controller
installed.
The
following
illustration
shows
the
ServeRAID-8k-l
SAS
controller.
ServeRAID
SAS controller
Retaining clips
Retaining clips
Connector
To
replace
the
ServeRAID-8k-l
SAS
controller
provided
in
some
models
with
a
ServeRAID-8k
SAS
controller,
complete
the
following
steps:
1.
Read
the
safety
information
that
begins
on
page
v
and
“Installation
guidelines”
on
page
9.
2.
Turn
off
the
server
and
peripheral
devices
and
disconnect
the
power
cords
and
all
external
cables,
if
necessary;
then,
remove
the
server
cover.
3.
Remove
the
ServeRAID-8k-l
controller
from
the
connector.
a.
Open
the
retaining
clip
on
each
end
of
the
connector.
Attention:
To
avoid
breaking
the
retaining
clips
or
damaging
the
connectors,
handle
the
clips
gently.
b.
Carefully
grasp
the
controller
by
its
top
edge
or
upper
corners,
and
pull
the
controller
from
the
connector.
c.
Place
the
ServeRAID-8k-l
SAS
controller
into
a
static-protective
package
and
put
it
in
a
safe
place.
4.
Position
the
ServeRAID-8k
controller
by
aligning
the
edge
connector
with
the
connector
on
the
system
board.
Insert
the
controller
firmly
into
the
connector.
The
retaining
clips
snap
into
the
locked
position
when
the
controller
is
firmly
seated
in
the
connector.
18
IBM
System
x3550
Type
7978:
Installation
Guide