Replacing CRUs

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Replacing the heat sink and fan assembly

Attention

Do not open your computer or attempt any repair before reading the Important Product Information Guide.

Caution

The heat sink and fan assembly might be very hot. Before you open the computer cover, turn off the computer and wait several minutes until the computer is cool.

  1. 1

    Remove any media from the drives and turn off all connected devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer.

  2. 2

    Remove the computer cover.  For details, see Removing the computer cover.

  3. 3

    Remove the front bezel.  For details, see Removing the front bezel.

  4. 4

    Pivot the drive bay assembly upward.  For details, see Pivoting the drive bay assembly upward and downward.

  5. 5

    Disconnect the heat sink and fan assembly cable from the microprocessor fan connector on the system board.

  6. 6

    Replace the heat sink and fan assembly.



    1. 1 Removing the heat sink and fan assembly
    2. 2 Installing the heat sink and fan assembly
  7. 7

    Connect the heat sink and fan assembly cable to the microprocessor fan connector on the system board.

  8. 8

    Reinstall the removed parts and computer cover, and then reconnect the cables.  For details, see Completing the parts replacement.