PCH heat sink
Description | Spare part number |
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PCH heat sink |
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Before removing the PCH 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 32).
5.Remove the service door (see Service door on page 33).
6.Remove the optical drive (see Optical drive on page 34).
7.Remove the hard drive (see Hard drive on page 36)
8.Remove the keyboard (see Keyboard on page 44).
9.Remove the top cover (see Top cover on page 48).
10.Remove the system board (see System board on page 66).
Remove the PCH heat sink:
1.Remove the two PM 2.0 x 3.0 screws (1) that secure the PCH heat sink to the system board.
Component replacement procedures 73
