Heat sink
NOTE: The heat sink spare part kit includes replacement thermal material.
Description Spare part number
For use only on computer models equipped with an AMD processor 765605-001
For use only on computer models equipped with an Intel processor 730556-001
Before removing the heat sink, follow these steps:
1. Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the service cover (see
Service cover on page 71), and then remove the following
components:
a. Battery (see
Battery on page 73)
b. Hard drive (see
Hard drive on page 75)
c. Keyboard (see
Keyboard on page 85)
d. Top cover (see
Top cover on page 94)
Remove the heat sink:
1. Turn the top cover upside down with the front toward you.
2. Detach the heat sink shroud (1) from the fan. (The heat sink shroud is attached to the fan with
double-sided adhesive.)
3. Following the 1 through 4 sequence stamped into the heat sink, loosen the four Phillips captive
screws (2) that secure the heat sink to the system board.
ENWW
Component replacement procedures
111
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