Lenovo J105 Hardware Maintenance Manual - Page 134

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16. Using the vacuum pen 1 to pick up the microprocessor, lower the microprocessor straight down into the socket. 17. Lower the microprocessor retainer. 18. Lock the retainer with the small handle to secure the microprocessor in the socket. 19. The new retention bracket has an adhesive surface to attach it to the new system board. The adhesive surface is protected by a peel-off film. To install the new retention bracket, peel off the film, push the posts through the holes in the system board until secure against the board. 20. Install the heat sink and fan assembly on the new system board. 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. Connect all cables to the system board. See "Identifying parts on the system board" on page 116 23. Replace the hard disk drive. See "Replacing the hard disk drive" on page 139. 24. Install the drive bay assembly and connect the power and signal cables to the drives. 25. Reinstall any PCI adapter cards that were removed. See "Replacing a PCI adapter" on page 121. 26. Position the fan duct on the heat sink fan. 27. Go to "Completing the FRU replacement." on page 143. 128 Lenovo 3000 J Series

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16.
Using
the
vacuum
pen
±1²
to
pick
up
the
microprocessor,
lower
the
microprocessor
straight
down
into
the
socket.
17.
Lower
the
microprocessor
retainer.
18.
Lock
the
retainer
with
the
small
handle
to
secure
the
microprocessor
in
the
socket.
19.
The
new
retention
bracket
has
an
adhesive
surface
to
attach
it
to
the
new
system
board.
The
adhesive
surface
is
protected
by
a
peel-off
film.
To
install
the
new
retention
bracket,
peel
off
the
film,
push
the
posts
through
the
holes
in
the
system
board
until
secure
against
the
board.
20.
Install
the
heat
sink
and
fan
assembly
on
the
new
system
board.
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.
Connect
all
cables
to
the
system
board.
See
“Identifying
parts
on
the
system
board”
on
page
116
23.
Replace
the
hard
disk
drive.
See
“Replacing
the
hard
disk
drive”
on
page
139.
24.
Install
the
drive
bay
assembly
and
connect
the
power
and
signal
cables
to
the
drives.
25.
Reinstall
any
PCI
adapter
cards
that
were
removed.
See
“Replacing
a
PCI
adapter”
on
page
121.
26.
Position
the
fan
duct
on
the
heat
sink
fan.
27.
Go
to
“Completing
the
FRU
replacement.”
on
page
143.
128
Lenovo
3000
J
Series