Maintenance and Service Guide

Fan
Description Spare part number
Fan 926724-001
Before removing the fan, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o 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 rst 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 32).
5. Remove the optical drive (see Optical drive on page 34).
6. Remove the bottom cover (see Bottom cover on page 41).
To remove the fan:
1. Disconnect the fan cable from the system board (1).
2. Remove the Phillips PM2.0×4.0 screw (2) that secures the fan to the computer.
3. Lift the fan out of the computer (3).
Reverse this procedure to install the fan.
58 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts