12.
Place
the
new
heat
sink
into
position
and
lower
the
lever
1
to
secure
the
heat
sink.
13.
Go
to
“Completing
the
CRU
replacement”
on
page
28.
Replacing
a
memory
module
Attention
Do
not
open
your
computer
or
attempt
any
repair
before
reading
the
“Important
safety
information”
in
the
Quick
Reference
that
was
included
with
your
computer
or
in
the
Hardware
Maintenance
Manual
(HMM)
for
the
computer.
To
obtain
copies
of
the
Quick
Reference
or
the
HMM
,
go
to
the
Support
Web
site
at
http://www.lenovo.com/think/support.
To
replace
the
memory
modules:
1.
Open
the
computer
cover.
See
“Opening
the
cover”
on
page
5.
Chapter
2.
Replacing
hardware
17
Summary of Contents for ThinkCentre 8099
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