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11.Lift the heat sink and fan assembly off the failing system board. Place the heat sink on its side so that the thermal grease does not come in contact with anything.
12.Remove the retention module from the rear of the failing system board and install it in the same position on the new system board.
13. To release the microprocessor
2
from the system board socket, lift the small handle
1.
Important: Touch only the sides of the microprocessor. Do not touch the gold contacts on the bottom.
14. Lift the microprocessor straight up and out of the socket.
Chapter 8 Replacing FRUs (Types 7061, 7090, 9353, 9421, 9485, 9623, 9625, 9705, 9786, 9795, 9935, 9946, 9953) 75