11.Use the vacuum pen 1 to lift the microprocessor straight up and out of the socket.

Important

Do not touch the gold contacts on the bottom of the microprocessor. Use the vacuum pen provided to remove and install the microprocessor. If you must touch the microprocessor, touch only the sides.

a.Note the orientation of the notches 1 on the microprocessor. This is important when installing the microprocessor on the new system board.

b.Do not drop anything on the socket while it is open. Keep all contacts as clean as possible.

12.On the new system board, release the lever securing the microprocessor retainer and then pivot the retainer until it is fully open.

13.Position the microprocessor so that the notches on the microprocessor are aligned with the tabs in the microprocessor socket on the new system board.

Important

To avoid damaging the microprocessor, do not tilt the microprocessor when installing it into the microprocessor socket.

Chapter 2. Replacing hardware 11

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Lenovo 8155, 8160, 8099 manual Replacing hardware