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Fan
Description Spare part number
Fan (includes cable) 702859-001
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 battery (see
Battery on page 40).
a. Hard drive cover (see
Hard drive cover on page 45)
b. Hard drive (see
Hard drive/SSD drive on page 46)
c. Service cover (see
Service cover on page 51)
d. Keyboard (see
Keyboard on page 58)
e. Base enclosure (see
Base enclosure on page 61)
Remove the fan:
1. Disconnect the fan cable (1) from the system board.
2. Loosen the 2 captive Phillips screws (2) that secure the fan to the top cover.
3. Remove the fan (3).
Reverse this procedure to install the fan.
66 Chapter 4 Removal and replacement procedures