Specifications

Fan/heat sink
Description Spare part number
Fan/heat sink for use only in model 2133 482279-001
Fan/heat sink for use only in model 2140 511750-001
Before removing the fan/heat sink, 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 44).
5. Remove the following components:
a. Keyboard (see
Keyboard on page 45)
b. Hard drive or solid-state drive (see
Mass storage device on page 49)
c. Top cover (see
Top cover on page 52)
d. Audio board (see
Audio board (Model 2133 only) on page 55)
e. System board (see
System board on page 59)
If you have model 2133, remove the fan/heat sink:
1. Following the 1, 2, 3, 4, 5 sequence stamped into the fan/heat sink, remove the five Torx8
T8M2.0×6.0 screws (1) that secure the fan/heat sink to the system board.
68 Chapter 4 Removal and replacement procedures