
18.
Lower
the
microprocessor
straight
down
into
the
system
board
socket
of
the
new
system
board.
19.
Lower
the
small
handle
to
secure
the
microprocessor
in
the
socket.
20.
Connect
the
heat
sink
and
fan
assembly
cable
to
the
system
board.
See
the
system
board
illustration
for
your
machine
type
at
21.
Install
the
new
system
board
into
the
chassis
and
align
the
screw
holes
with
those
in
the
chassis.
Insert
and
tighten
the
screws
that
secure
the
system
board.
22.
Pivot
the
hard
disk
drive
back
into
position.
23.
Connect
the
power
and
signal
cables
to
the
hard
disk
drive.
24.
Connect
all
cables
to
the
system
board.
See
the
system
board
illustration
for
your
machine
type
at
25.
Go
to
Chapter
9.
Replacing
FRUs
-
Tower
Computers
133
Содержание Lenovo 3000 J Series
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Страница 240: ...Part Number 43C3182 Printed in USA 1P P N 43C3182 ...