Replacing the heat sink, Replacing, Heat – Lenovo ThinkCentre M55e User Manual
Page 22: Sink
19.
Slide
the
system
board
toward
the
rear
of
the
computer
until
the
front
latch
snaps
into
position.
20.
Reconnect
the
cables
that
were
disconnected
from
the
system
board.
Make
sure
all
cables
are
routed
correctly.
See
21.
Reinstall
the
PCI
riser
assembly
and
adapters.
22.
Go
to
Replacing
the
heat
sink
Attention
Do
not
open
your
computer
or
attempt
any
repair
before
reading
the
“Important
safety
information”
in
the
Safety
and
Warranty
Guide
that
was
included
with
your
computer.
To
obtain
a
copy
of
the
Safety
and
Warranty
Guide,
go
to
the
Support
Web
site
at
http://www.lenovo.com/support.
This
section
provides
instructions
on
how
to
replace
the
heat
sink.
To
replace
the
heat
sink,
do
the
following:
1.
Open
the
computer
cover.
See
14
Hardware
Replacement
Guide