4–50 Maintenance and Service Guide
Removal and replacement procedures
✎
Steps 5 through 8 apply only to computer models equipped with graphics subsystems having discrete memory.
5. Turn the system board right-side up, with the front toward you.
6. Disconnect the fan cable from the system board.
7. Loosen the two Phillips captive screws 1 and four Phillips spring-loaded captive screws 2 in the sequence
shown on the heat sink.
8. Remove the fan/heat sink assembly 3 by lifting it straight up.
Reverse this procedure to install the fan/heat sink assembly.
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