Fan
Description Spare part number
Fan 641183-001
Before removing the fan, follow these steps:
1. Shut down 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 all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4. Remove the battery (see
Battery on page 41).
5. Remove the bottom door (see
Bottom door on page 47).
Remove the fan:
1. Position the computer upside-down with the front toward you.
2. Loosen the three captive Phillips screws (1) that secure the fan to the base enclosure.
3. Lift the fan straight up (2) to gain access to the system board connector.
4. Disconnect the fan cable (3) from the system board.
Reverse this procedure to install the fan.
Component replacement procedures 65
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