Replacing the microprocessor
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
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 opening the computer
cover.
This section provides instructions on how to replace the microprocessor.
To replace the microprocessor:
1.
Open the computer cover. See “Opening the cover” on page 127.
2.
Remove any parts or cables that may prevent your access to the system board.
3.
Remove the heat sink and fan assembly. See “Replacing the heat sink and fan
assembly” on page 93.
4.
Place the heat sink and fan assembly on its side so that the thermal grease
does not come in contact with anything.
5.
Lift the small handle
3
and open the retainer
1
to access the
microprocessor
2
.
138
Hardware Maintenance Manual
Summary of Contents for ThinkCentre
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Page 546: ...Part Number 53Y6397 Printed in USA 1P P N 53Y6397 ...