Lenovo J105 Hardware Maintenance Manual - Page 143

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7. Using the vacuum pen 1 , remove the microprocessor from the system board socket by lifting it straight up and out of the socket. Important Do not touch the gold contacts on the bottom of the microprocessor. If you must touch the microprocessor, touch only the sides. 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. 8. Position the microprocessor so that the small triangle 1 on the microprocessor is aligned with the corresponding triangle on the socket. 9. Using the vacuum pen 1 to pick up the microprocessor, lower the microprocessor straight down into the socket. Chapter 9. Replacing FRUs (Types 8453, 8454, 8455, 8456, 8457, 8458, 8459, and 8460) 137

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7.
Using
the
vacuum
pen
±1²
,
remove
the
microprocessor
from
the
system
board
socket
by
lifting
it
straight
up
and
out
of
the
socket.
Important
Do
not
touch
the
gold
contacts
on
the
bottom
of
the
microprocessor.
If
you
must
touch
the
microprocessor,
touch
only
the
sides.
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.
8.
Position
the
microprocessor
so
that
the
small
triangle
±1²
on
the
microprocessor
is
aligned
with
the
corresponding
triangle
on
the
socket.
9.
Using
the
vacuum
pen
±1²
to
pick
up
the
microprocessor,
lower
the
microprocessor
straight
down
into
the
socket.
Chapter
9.
Replacing
FRUs
(Types
8453,
8454,
8455,
8456,
8457,
8458,
8459,
and
8460)
137