9-28 Upgrading Your ServerProcessorThe mother board includes two Intel Xeon ZIF sockets. The primary and secondary processorsockets are located as shown in the figure below.IMPORTANT: Any CPU is easily affected by static electricity.Handle a CPU after making your body contact with a metallic framesection of the server to discharge the static electricity on your body.Do not make bare hands contact with the CPU pins. In addition, donot put any CPU on a desk directly. See "Static Precautions" fordetails of the static electricity.NOTE: If the different revision of the processor is installed in themultiprocessor system, Windows logs the following information everystartup. If this message is logged, it is no problem for operation.Mother boardProcessor 1Processor 2