Lenovo 0870A6U, Руководство пользователя

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What to do next:
v
To work with another piece of hardware, go to the appropriate section.
v
To complete the installation or replacement, go to “Completing the parts
replacement” on page 55.
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
This section provides instructions on how to replace the microprocessor.
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.
To replace the microprocessor, do the following:
1. Remove all media from the drives and turn off all attached devices and the
computer. Then, disconnect all power cords from electrical outlets and
disconnect all cables that are connected to the computer.
2. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of
your computer and gently lay it down so that the screen is against the surface
and the cover is facing up.
3.
Remove the computer cover. See “Removing the computer cover” on page 16.
4. Remove the fan duct and the heat sink from the system board. See “Replacing
the heat sink” on page 30.
Chapter 2. Installing or replacing hardware
33