Lenovo 6446 User Manual
Page 37
8.
Install
a
heat
sink
on
the
microprocessor.
Attention:
Do
not
touch
the
thermal
grease
1
on
the
bottom
of
the
heat
sink
2
or
set
down
the
heat
sink
after
you
remove
the
plastic
cover.
Touching
the
thermal
grease
will
contaminate
it.
For
details,
see
the
information
about
thermal
grease
in
the
User
Guide
on
the
ThinkServer
Documentation
DVD.
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.
1
Retainer
bracket
3
Heat
sink
release
lever
2
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.
9.
Install
the
microprocessor
air
baffle.
If
you
have
other
optional
devices
to
install
or
remove,
do
so
now.
Otherwise,
go
to
Chapter
2.
Installing
optional
devices
23