Lenovo 5053 Personal Computer User Manual


 
Figure 19. Removing the heat sink and fan assembly
8. Lift the failing 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. When handling the heat sink and fan assembly, do not touch the thermal grease on the bottom of it.
9. Position the new heat sink and fan assembly on the microprocessor socket and then position the
clamp on the plastic retention bracket. Pivot the handle 1 to clamp the heat sink and fan assembly to
the plastic retention bracket.
Figure 20. Replacing the heat sink and fan assembly
Chapter 2. Installing or replacing hardware 25