IBM 88643RU Service Guide - Page 72

sink-release

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Air baffle Heat sink FRONT Microprocessor FRONT FRONT FRONT Microprocessor baffle VRM 4 1. Read the safety information that begins on page vii, and "Handling static-sensitive devices" on page 31. 2. Turn off the server and peripheral devices, and disconnect the power cords and all external cables necessary to replace the device. 3. Remove the top cover and bezel (see "Removing the cover and bezel" on page 31). 4. Remove all fans (see "Hot-swap fan" on page 34). 5. Remove the memory cards (see "Removing and replacing a memory card" on page 41). 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. 12. Open the microprocessor-release lever and remove the microprocessor from the microprocessor socket. 56 IBM System x3850 Type 8864: Problem Determination and Service Guide

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Heat sink
Microprocessor
Microprocessor
baffle
VRM 4
FRONT
Air baffle
FRONT
FRONT
FRONT
1.
Read
the
safety
information
that
begins
on
page
vii,
and
“Handling
static-sensitive
devices”
on
page
31.
2.
Turn
off
the
server
and
peripheral
devices,
and
disconnect
the
power
cords
and
all
external
cables
necessary
to
replace
the
device.
3.
Remove
the
top
cover
and
bezel
(see
“Removing
the
cover
and
bezel”
on
page
31).
4.
Remove
all
fans
(see
“Hot-swap
fan”
on
page
34).
5.
Remove
the
memory
cards
(see
“Removing
and
replacing
a
memory
card”
on
page
41).
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.
12.
Open
the
microprocessor-release
lever
and
remove
the
microprocessor
from
the
microprocessor
socket.
56
IBM
System
x3850
Type
8864:
Problem
Determination
and
Service
Guide