6.
Lift
the
microprocessor-tray
release
latch.
7.
Open
the
microprocessor-tray
levers.
Attention:
The
microprocessor
tray
is
heavy.
Pull
the
tray
partially
out
of
the
server,
and
then
reposition
your
hands
to
grasp
the
body
of
the
tray,
before
pulling
out
the
tray
the
rest
of
the
way.
8.
Remove
the
microprocessor
tray.
9.
Press
in
on
the
release
latches
on
each
side
of
the
tray;
then,
pull
the
tray
out
the
rest
of
the
way.
10.
Lift
the
air
baffle
out
of
the
microprocessor
tray.
11.
Open
the
heat
sink-release
lever
and
remove
the
heat
sink.
Note:
The
thermal
adhesive
material
securing
the
heat
sink
to
the
microprocessor
might
have
formed
a
strong
bond.
Gently
rotate
the
heat
sink
back
and
forth
to
help
break
this
bond.
When
the
heat
sink
moves
back
and
forth
easily,
the
bond
is
broken.
12.
Open
the
microprocessor-release
lever
and
remove
the
microprocessor
from
the
microprocessor
socket.
13.
If
you
are
instructed
to
return
the
microprocessor
tray
and
microprocessor,
follow
all
packaging
instructions,
and
use
any
packaging
materials
for
shipping
that
are
supplied
to
you.
To
install
the
replacement
microprocessor
tray
and
microprocessor,
complete
the
following
steps:
1.
Lift
the
microprocessor-release
lever
to
the
fully
open
position
(approximately
135°
angle).
Lever closed
Lever fully
open
Attention:
To
avoid
bending
the
pins
on
the
microprocessor,
do
not
use
excessive
force
when
pressing
it
into
the
socket.
2.
Position
the
microprocessor
over
the
microprocessor
socket
as
shown
in
the
following
illustration.
Carefully
press
the
microprocessor
into
the
socket.
142
IBM
System
x3950
Type
8878
and
System
x3950
E
Type
8879:
Problem
Determination
and
Service
Guide
