c.
Touch
only
the
sides
of
the
microprocessor.
Do
not
touch
the
gold
contacts
on
the
bottom.
d.
Do
not
drop
anything
onto
the
microprocessor
socket
while
it
is
exposed.
The
socket
pins
must
be
kept
as
clean
as
possible.
9.
Make
sure
that
the
small
handle
is
in
the
raised
position.
10.
Remove
the
protective
cover
2
that
protects
the
gold
contacts
on
the
new
microprocessor
1
.
11.
Hold
the
new
microprocessor
and
align
the
notches
on
it
with
the
tabs
in
the
microprocessor
socket,
or
align
the
small
triangle
on
one
corner
with
the
corresponding
beveled
corner
of
the
microprocessor
socket.
12.
Lower
the
new
microprocessor
straight
down
into
the
microprocessor
socket
on
the
system
board.
13.
Close
the
microprocessor
retainer
and
lock
it
into
position
with
the
small
handle
to
secure
the
new
microprocessor
in
the
socket.
14.
Reinstall
the
heat
sink
and
fan
assembly.
See
“Replacing
the
heat
sink
and
fan
assembly”
on
page
28.
15.
Reconnect
the
heat
sink
and
fan
assembly
cable
to
the
microprocessor
fan
connector
on
the
system
board.
16.
Reinstall
any
other
parts
or
reconnect
any
other
cables
you
removed.
17.
Go
to
“Completing
the
parts
replacement”
on
page
47.
32
User
Guide
Summary of Contents for 7515D9U
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Page 6: ...iv User Guide ...
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Page 60: ...52 User Guide ...
Page 76: ...68 User Guide ...
Page 82: ...11 Reconnect the mouse cable to the computer 12 Turn your computer back on 74 User Guide ...
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Page 94: ...Part Number 53Y6259 Printed in USA 1P P N 53Y6259 ...