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2.
Remove
the
heat
sink
2
from
the
system
board
by
rotating
the
lever
1
on
the
heat
sink
until
it
is
fully
in
the
up
position.
Carefully
lift
the
heat
sink
off
the
system
board.
Note:
If
you
are
replacing
the
system
board,
place
the
heat
sink
on
its
side
on
a
clean,
flat
surface.
You
must
later
install
the
heat
sink
on
the
new
system
board.
3.
Release
the
lever
2
securing
the
microprocessor
1
then
rotate
the
microprocessor
retainer
to
the
3
fully
open
position.
Chapter
9.
Replacing
FRUs
(Types
8143,
8144,
8146,
8422,
8423,
and
8427)
127
Summary of Contents for 8141
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Page 352: ...Part Number 19R0486 Printed in USA 1P P N 19R0486 ...