Fan
Description Spare part number
Fan (includes cable and cowling) 730903-001
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 33), and then remove the following components:
a. Service door (see
Service door on page 34)
b. Display assembly (see
Display assembly on page 46)
c. Bottom cover (see
Bottom cover on page 54)
Remove the fan:
1. Disconnect the fan cable (1) from the system board.
2. Detach the cowling tape (2) that secures the fan to the heat sink.
3. Remove the two Phillips PM2.0×4.5 screws (3) that secure the fan to the system board.
4. Remove the fan (4).
Reverse this procedure to install the fan.
Component replacement procedures 61
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