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4. Remove the heat sink and fan assembly from the system board by pivoting the
lever 1 that secures the heat sink and fan assembly until it is fully in the up
position.
Note:
It helps to remove the hard disk drive before this step. See “Replacing
the hard disk drive” on page 22.
5. Carefully lift the heat sink and fan assembly off the system board.
Notes:
a. You might have to gently twist the heat sink and fan assembly to free it
from the microprocessor.
b. Do not touch the thermal grease while handling the heat sink and fan
assembly.
6.
Place the new heat sink and fan assembly into position and lower the lever to
secure the new heat sink and fan assembly.
7. Connect the heat sink and fan assembly cable to the microprocessor fan
connector on the system board. See “Locating parts on the system board” on
page 10.
8. Go to “Completing the parts replacement” on page 35.
Figure 27. Removing the heat sink and fan assembly
32 User Guide