A SERVICE OF

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2. Rotate the drive bay assembly upward to gain access to the system board.
3. Release the lever 1securing the microprocessor heat sink.
4. Carefully lift the heat sink off the system board.
Note: If you are replacing the system board, place the heat sink on its side on
a clean, flat surface. You must later install the heat sink on the new
system board.
148 Hardware Maintenance Manual