Specifications

Fan
Description Spare part number
Fan (includes cable) 730547-001
Before removing the fan, 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 48), and then remove the following
components:
a. Battery (see
Battery on page 50)
b. Hard drive (see
Hard drive on page 52)
c. Keyboard (see
Keyboard on page 62)
d. Top cover (see
Top cover on page 69)
e. Heat sink (see
Heat sink on page 85)
Remove the fan:
1. Turn the top cover upside down with the front toward you.
2. Disconnect the fan cable (1) from the system board.
3. Loosen the two Phillips captive screws (2) that secure the fan to the system board.
Component replacement procedures
87