Lenovo ThinkCentre M55e User Manual

Page 19

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10.

Remove

the

heat

sink

from

the

failing

system

board

by

pivoting

the

lever

1 securing

the

heat

sink

until

it

is

fully

in

the

up

position.

Carefully

lift

the

heat

sink

off

of

the

failing

system

board.

Note:

Place

the

heat

sink

on

its

side

on

a

clean,

flat

surface

so

the

thermal

grease

on

the

bottom

of

the

heat

sink

does

not

touch

the

surface

and

become

contaminated.

11.

To

remove

the

microprocessor

from

the

failing

system

board,

release

the

lever

1

securing

the

microprocessor

3

then

pivot

the

microprocessor

retainer

2

until

it

is

fully

open.

Chapter

2.

Replacing

hardware

11

This manual is related to the following products:

ThinkCentre A55