IBM QS21 Service Guide - Page 56

Installing, expansion

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2. Remove the BladeCenter QS21 from BladeCenter. 3. Open the top cover. 4. Remove any faulty DIMM fillers. a. Open the retaining clips on either end of the DIMM slot. b. Pull the filler out of the slot. 5. If you remove memory modules be sure to remove them in pairs. If you keep a single pair of memory modules they must be in the outermost slots, JDIM00 and JDIM11. See Figure 13 on page 37 for further information. a. Open the retaining clips on either end of the DIMM slot. b. Pull the module out of the slot. 6. Carefully press the DIMM filler into the empty DIMM slot until the retaining clips snap into position. 7. Repeat step 6 until all unused slots are fitted with DIMM fillers. 8. Replace the cover and insert the BladeCenter QS21 into the BladeCenter unit. Installing the SAS expansion card The BladeCenter QS21 does not have any built-in disk storage. The SAS expansion card allows you to connect storage to the BladeCenter QS21. Use the blue handling areas to handle the card. Handling areas Figure 15. SAS expansion card handling areas Complete the following steps to install the SAS expansion card: 1. Shut down the BladeCenter QS21. 2. Remove the BladeCenter QS21 from the BladeCenter unit. 3. Open the top cover. 4. Locate the two SAS expansion card connectors at locations J22 and JFC_18 and the ball stud on the system board. 38 BladeCenter QS21 Type 0792: Problem Determination and Service Guide

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2.
Remove
the
BladeCenter
QS21
from
BladeCenter.
3.
Open
the
top
cover.
4.
Remove
any
faulty
DIMM
fillers.
a.
Open
the
retaining
clips
on
either
end
of
the
DIMM
slot.
b.
Pull
the
filler
out
of
the
slot.
5.
If
you
remove
memory
modules
be
sure
to
remove
them
in
pairs.
If
you
keep
a
single
pair
of
memory
modules
they
must
be
in
the
outermost
slots,
JDIM00
and
JDIM11.
See
Figure
13
on
page
37
for
further
information.
a.
Open
the
retaining
clips
on
either
end
of
the
DIMM
slot.
b.
Pull
the
module
out
of
the
slot.
6.
Carefully
press
the
DIMM
filler
into
the
empty
DIMM
slot
until
the
retaining
clips
snap
into
position.
7.
Repeat
step
6
until
all
unused
slots
are
fitted
with
DIMM
fillers.
8.
Replace
the
cover
and
insert
the
BladeCenter
QS21
into
the
BladeCenter
unit.
Installing
the
SAS
expansion
card
The
BladeCenter
QS21
does
not
have
any
built-in
disk
storage.
The
SAS
expansion
card
allows
you
to
connect
storage
to
the
BladeCenter
QS21.
Use
the
blue
handling
areas
to
handle
the
card.
Complete
the
following
steps
to
install
the
SAS
expansion
card:
1.
Shut
down
the
BladeCenter
QS21.
2.
Remove
the
BladeCenter
QS21
from
the
BladeCenter
unit.
3.
Open
the
top
cover.
4.
Locate
the
two
SAS
expansion
card
connectors
at
locations
J22
and
JFC_18
and
the
ball
stud
on
the
system
board.
Handling areas
Figure
15.
SAS
expansion
card
handling
areas
38
BladeCenter
QS21
Type
0792:
Problem
Determination
and
Service
Guide