Lenovo ThinkCentre A58 5473 User Manual page 38

4. Remove the heat sink and fan assembly from the system board by pivoting the
Figure 26. Removing the heat sink and fan assembly
5. Place the new heat sink and fan assembly into position and lower the lever to
6. Connect the new heat sink and fan assembly cable to the microprocessor fan
7. Go to "Completing the parts replacement" on page 35.
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User Guide
lever 1 that secures the heat sink and fan assembly until it 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.
secure the new heat sink and fan assembly.
connector on the system board.