9.
Close
the
microprocessor-release
lever
to
secure
the
microprocessor.
Attention:
v
Do
not
disturb
or
contaminate
the
gray
thermal
material
on
the
bottom
of
the
new
fan
sink.
Doing
so
damages
its
heat-conducting
capability
and
exposes
the
new
microprocessor
to
overheating.
v
If
you
need
to
remove
the
fan
sink
after
installing
it,
see
the
instructions
below.
10.
Install
the
fan
sink
(see
a.
Make
sure
that
the
two
retention
spring
clips
on
the
microprocessor
retention
bracket
(on
the
microprocessor
board)
are
open
and
rotated
to
either
side
as
shown
in
the
illustration
above.
b.
Remove
the
fan
sink
from
its
package
and
remove
the
cover
from
the
bottom
of
the
fan
sink.
Make
sure
that
the
thermal
material
is
still
on
the
bottom
of
the
fan
sink.
c.
Remove
the
release
liner
and
orient
the
fan
sink
above
the
microprocessor.
d.
Make
sure
that
you
install
the
fan
sink
toward
the
rear
of
the
computer
so
that
the
front
of
the
fan
sink
and
the
fan-sink
screws
do
not
come
in
contact
with
any
electrical
components
on
the
microprocessor
board.
e.
Press
the
fan
sink
into
place;
then,
connect
the
fan-sink
cable
to
the
microprocessor
fan
connector
on
the
microprocessor
board
(see
for
the
location
of
the
connector).
Fan sink
Fan sink
cable
Microprocessor
Microprocessor
orientation indicators
Microprocessor
socket
Retention
spring clips
Fan sink connector
Figure
32.
Installing
a
microprocessor
and
fan
sink
120
IBM
IntelliStation
A
Pro
Type
6217:
Problem
Determination
and
Service
Guide
Содержание IntelliStation A Pro 6217
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