Lenovo J100 Hardware Maintenance Manual - Page 137

Install

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Attention: Be careful to not drop anything onto the microprocessor socket while it is exposed. The socket pins must be kept as clean as possible. 15. Position the microprocessor so that the small triangle 1 on the microprocessor is aligned with the corresponding triangle on the socket. 16. Using the vacuum pen 1 to pick up the microprocessor, lower the microprocessor straight down into the socket. 17. Lower and latch the handle to secure the microprocessor in the socket. 18. Install the heat sink and fan assembly on the new system board. 19. 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. 20. Connect all cables to the system board. See "Identifying parts on the system board" on page 116. 21. Replace the hard disk drive. See "Replacing the hard disk drive" on page 139. 22. Install the drive bay assembly and connect the power and signal cables to the drives. 23. Reinstall any PCI adapter cards that were removed. See "Replacing a PCI adapter" on page 121. 24. Position the fan duct on the heat sink fan. 25. Go to "Completing the FRU replacement." on page 143. Chapter 9. Replacing FRUs (Types 8453, 8454, 8455, 8456, 8457, 8458, 8459, and 8460) 131

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Attention:
Be
careful
to
not
drop
anything
onto
the
microprocessor
socket
while
it
is
exposed.
The
socket
pins
must
be
kept
as
clean
as
possible.
15.
Position
the
microprocessor
so
that
the
small
triangle
±1²
on
the
microprocessor
is
aligned
with
the
corresponding
triangle
on
the
socket.
16.
Using
the
vacuum
pen
±1²
to
pick
up
the
microprocessor,
lower
the
microprocessor
straight
down
into
the
socket.
17.
Lower
and
latch
the
handle
to
secure
the
microprocessor
in
the
socket.
18.
Install
the
heat
sink
and
fan
assembly
on
the
new
system
board.
19.
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.
20.
Connect
all
cables
to
the
system
board.
See
“Identifying
parts
on
the
system
board”
on
page
116.
21.
Replace
the
hard
disk
drive.
See
“Replacing
the
hard
disk
drive”
on
page
139.
22.
Install
the
drive
bay
assembly
and
connect
the
power
and
signal
cables
to
the
drives.
23.
Reinstall
any
PCI
adapter
cards
that
were
removed.
See
“Replacing
a
PCI
adapter”
on
page
121.
24.
Position
the
fan
duct
on
the
heat
sink
fan.
25.
Go
to
“Completing
the
FRU
replacement.”
on
page
143.
Chapter
9.
Replacing
FRUs
(Types
8453,
8454,
8455,
8456,
8457,
8458,
8459,
and
8460)
131