Lenovo a63 Manual Do Equipamento
d.
Do not drop anything onto the microprocessor socket while it is exposed.
The socket pins must be kept as clean as possible.
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 that protects the gold contacts on the new
microprocessor.
microprocessor.
11.
Hold the new microprocessor and align the small triangle on one corner of the
new microprocessor with the corresponding small triangle on one corner of
the microprocessor socket.
new microprocessor with the corresponding small triangle on one corner of
the microprocessor socket.
12.
Lower the new microprocessor straight down into the microprocessor socket
on the system board.
on the system board.
13.
Lower 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 96.
assembly” on page 96.
15.
Reinstall any other parts or reconnect any other cables you removed.
16.
Replacing the system board
Attention
Do not open your computer or attempt any repair before reading and understanding the
“Important safety information” in the ThinkCentre Safety and Warranty Guide that came with
your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to:
http://www.lenovo.com/support
“Important safety information” in the ThinkCentre Safety and Warranty Guide that came with
your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to:
http://www.lenovo.com/support
This section provides instructions on how to replace the system board.
CAUTION:
The heat sink and microprocessor might be very hot. Turn off the computer and
wait three to five minutes to let the computer cool before removing the
computer cover.
wait three to five minutes to let the computer cool before removing the
computer cover.
Figure 17. Removing the microprocessor
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Hardware Maintenance Manual