Installing the Microprocessor Thermal-Cooling Assembly
1. Lower the microprocessor thermal-cooling assembly into place on top of the microprocessor, aligning the numbered screws, labeled "1" through "4,"
with the numbers on the fan assembly, and the arrow on the pull-strap pointing toward the outside edge of the system board.
2. Tighten the four captive screws, labeled "1" through "4," in consecutive order.
3. Replace the thermal-cooling/microprocessor cover and tighten the screws.
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NOTICE: Before you install the replacement microprocessor thermal-cooling assembly, remove the mylar that covers the thermal grease on the
assembly.