c. Center the microprocessor over the microprocessor socket. Align the triangleon the corner on the microprocessor with the triangle on the corner of thesocket and carefully press the microprocessor into the socket.Attention:v Do not use excessive force when pressing the microprocessor into thesocket.v Make sure that the microprocessor is oriented and aligned correctly withpin number 1 in the socket before you try to close the microprocessorrelease lever.Microprocessororientation indicatorMicroprocessor-release leverMicroprocessorconnectorMicroprocessorv Carefully close the microprocessor-release lever to secure themicroprocessor in the socket.7. Install a heat sink on the microprocessor.Attention:v Do not set down the heat sink after you remove the plastic cover.Thermal greaseHeat sinkv Do not touch the thermal grease on the bottom of the heat sink or set downthe heat sink. Touching the thermal grease will contaminate it. For details,see the information about thermal grease on page 35.a. Remove the plastic protective cover from the bottom of the heat sink.b. Make sure that the heat-sink lever is in the open position.Chapter 3. Installing options 41