Replacing The Heat Sink And Fan Assembly - Lenovo 10GS User Manual

Replacing the heat sink and fan assembly

Attention: Do not open your computer or attempt any repair before reading and understanding the "Read
this first: Important safety information" on page iii .
CAUTION:
The heat sink and fan assembly might be very hot. Before you open the computer cover, turn off the
computer and wait several minutes until the computer is cool.
To replace the heat sink and fan assembly, do the following:
1. Remove any media from the drives and turn off all connected devices and the computer. Then,
disconnect all power cords from electrical outlets and disconnect all cables that are connected to the
computer.
2. Remove the computer cover. See "Removing the computer cover" on page 54.
3. Locate the heat sink and fan assembly. See "Computer components" on page 6 .
4. Pivoting the two plastic retaining clips that secure the heat sink fan duct outward, lift the heat sink
fan duct out of the chassis.
Figure 35. Removing the heat sink fan duct
5. Disconnect the heat sink and fan assembly cable from the system board.
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ThinkCentre M700 User Guide