4–42 Maintenance and Service Guide
Removal and replacement procedures
Fan
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 4-7).
5. Remove the following components:
a. Accessory compartment cover (see “Keyboard” on page 4-21)
b. Hard drive (see “Hard drive” on page 4-18)
c. Keyboard (see “Keyboard” on page 4-21)
d. Top cover (see “Top cover” on page 4-24)
e. Display assembly (see “Display assembly” on page 4-31)
f. System board (see “System board” on page 4-38)
Remove the fan:
1. Disconnect the fan cable 1 from the system board.
2. Remove the 2 Phillips PM2.0×4.0 screws 2 that secure the fan to the system board.
3. Remove the fan 3.
Reverse this procedure to install the fan.
Description Spare part number
Fan (includes cable) 580061-001
