Replacing the system board, Replacing, System – Lenovo THINKCENTRE 6396 User Manual
Page 95: Board
Replacing
the
system
board
This
section
provides
instructions
on
how
to
replace
the
system
board.
1.
Open
the
computer
cover.
See
2.
Take
note
of
the
location
of
all
cable
connections
on
the
system
board
and
disconnect
all
cables.
3.
Remove
the
screws
that
secure
the
system
board
to
the
cover.
4.
Lift
the
system
board
off
of
the
cover.
5.
Remove
the
memory
modules
from
the
failing
system
board
and
install
them
in
the
same
location
on
the
new
system
board.
6.
If
the
system
board
has
a
modem
daughter
card
installed,
remove
it
from
the
failing
system
board
and
install
it
on
the
new
system
board.
See
7.
Remove
the
heat
sink
and
microprocessor
from
the
failing
system
board
and
install
them
on
the
new
system
board.
See
Note:
You
might
have
to
install
a
new
retention
module
on
the
new
system
board.
8.
Position
the
new
system
board
in
the
chassis
so
that
the
screw
holes
are
aligned
with
the
mounting
studs.
9.
Install
and
tighten
the
screws
that
secure
the
system
board
to
the
chassis.
10.
Reconnect
all
cables
to
the
system
board.
11.
Go
to
Chapter
8.
Replacing
FRUs
89