Replacing The Microprocessor - Lenovo ThinkCentre M83z Maintenance Manual

Figure 37. Installing the heat sink assembly
9. Install the system-board shield. See "Removing and installing the system-board shield" on page 86.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to "Completing the parts replacement" on page 119.

Replacing the microprocessor

CAUTION:
The heat sink assembly might be very hot. Turn off the computer and wait three to five minutes to let
the computer cool before removing the computer cover.
Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 "Safety information" on page 1.
This section provides instructions on how to replace the microprocessor.
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 other flat 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 stand. See "Removing and installing the computer stand" on page 73.
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ThinkCentre M83z Hardware Maintenance Manual