IBM 79856au Installation Guide - Page 37

Removing, riser-card, assembly

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Thermal grease Heat sink a. Make sure that the heat-sink release lever is in the open position. b. Remove the plastic protective cover from the bottom of the heat sink. c. Align the heat sink above the microprocessor with the thermal grease side down. Retainer bracket Heat sink release lever Microprocessor d. Slide the rear flange of the heat sink into the opening in the retainer bracket. e. Press down firmly on the front of the heat sink until it is seated securely. f. Rotate the heat-sink release lever to the closed position and hook it underneath the lock tab. If you have other devices to install or remove, do so now. Otherwise, go to "Completing the installation" on page 29. Removing the riser-card assembly The server comes with one riser-card assembly that contains an HTX riser card that has an HTX adapter slot. You can replace the HTX riser-card assembly with one that has a PCI-X 64-bit 133 MHz connector, or one that has a PCI-Express x16 connector. See the ServerProven list at http://www.ibm.com/servers/eserver/ serverproven/compat/us/ for a list of riser-card assemblies that you can use with the server. Chapter 2. Installing optional devices 23

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Thermal grease
Heat sink
a.
Make
sure
that
the
heat-sink
release
lever
is
in
the
open
position.
b.
Remove
the
plastic
protective
cover
from
the
bottom
of
the
heat
sink.
c.
Align
the
heat
sink
above
the
microprocessor
with
the
thermal
grease
side
down.
Retainer bracket
Microprocessor
Heat sink
release lever
d.
Slide
the
rear
flange
of
the
heat
sink
into
the
opening
in
the
retainer
bracket.
e.
Press
down
firmly
on
the
front
of
the
heat
sink
until
it
is
seated
securely.
f.
Rotate
the
heat-sink
release
lever
to
the
closed
position
and
hook
it
underneath
the
lock
tab.
If
you
have
other
devices
to
install
or
remove,
do
so
now.
Otherwise,
go
to
“Completing
the
installation”
on
page
29.
Removing
the
riser-card
assembly
The
server
comes
with
one
riser-card
assembly
that
contains
an
HTX
riser
card
that
has
an
HTX
adapter
slot.
You
can
replace
the
HTX
riser-card
assembly
with
one
that
has
a
PCI-X
64-bit
133
MHz
connector,
or
one
that
has
a
PCI-Express
x16
connector.
See
the
ServerProven
list
at
serverproven/compat/us/
for
a
list
of
riser-card
assemblies
that
you
can
use
with
the
server.
Chapter
2.
Installing
optional
devices
23