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3. Locate the heat sink and fan assembly and disconnect the heat sink and fan
assembly cable from the system board. See "Locating parts on the system
board" on page 10.
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 the lever is fully in
the up position. 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.
Figure 28. Removing the heat sink and fan assembly
5. Place the new heat sink and fan assembly into position and lower the lever to
secure the new heat sink and fan assembly.
6. 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.
7. Go to "Completing the parts replacement" on page 36.
Chapter 2. Installing options and replacing hardware
31
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