IBM 8671 Hardware Maintenance Manual - Page 127

Microprocessor, removal

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12. Push the system-board release latch toward the side of the system board where the DIMM slots are located to release the board. Note: The board will not be released until the latch is pushed to be approximately parallel with the DIMM slots. 13. Pull the board carefully out of the server. 14. To reinstall the board, place it carefully into position in the chassis with the system-board release lever in the open position; then, slide the lever toward the side of the system board where the adapters are installed until the board is securely in place. 15. Reverse steps 5 on page 116 through 11 on page 116 to replace the components that were removed. Note: When reassembling the components in the server, be sure to route all cables carefully so that they are not exposed to undue pressure. Microprocessor removal Complete the following steps to remove a microprocessor. Note: v Read "Installation guidelines" on page 45. v Read the safety notices at "Safety information" on page 169. v Read "Handling electrostatic discharge-sensitive devices" on page 172. 1. Turn off the server and disconnect all power cords and external cables; then, remove the server cover (see "Removing the left-side cover" on page 55). 2. Open the cover on the air-baffle assembly. Chapter 5. Service replaceable units 117

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12.
Push
the
system-board
release
latch
toward
the
side
of
the
system
board
where
the
DIMM
slots
are
located
to
release
the
board.
Note:
The
board
will
not
be
released
until
the
latch
is
pushed
to
be
approximately
parallel
with
the
DIMM
slots.
13.
Pull
the
board
carefully
out
of
the
server.
14.
To
reinstall
the
board,
place
it
carefully
into
position
in
the
chassis
with
the
system-board
release
lever
in
the
open
position;
then,
slide
the
lever
toward
the
side
of
the
system
board
where
the
adapters
are
installed
until
the
board
is
securely
in
place.
15.
Reverse
steps
5
on
page
116
through
11
on
page
116
to
replace
the
components
that
were
removed.
Note:
When
reassembling
the
components
in
the
server,
be
sure
to
route
all
cables
carefully
so
that
they
are
not
exposed
to
undue
pressure.
Microprocessor
removal
Complete
the
following
steps
to
remove
a
microprocessor.
Note:
v
Read
“Installation
guidelines”
on
page
45.
v
Read
the
safety
notices
at
“Safety
information”
on
page
169.
v
Read
“Handling
electrostatic
discharge-sensitive
devices”
on
page
172.
1.
Turn
off
the
server
and
disconnect
all
power
cords
and
external
cables;
then,
remove
the
server
cover
(see
“Removing
the
left-side
cover”
on
page
55).
2.
Open
the
cover
on
the
air-baffle
assembly.
Chapter
5.
Service
replaceable
units
117