Processors 619 Replace the memory board retention bracket, hooking the tab over theedge of the electronics bay and replacing the screw in the back panel.10 Close the case. (See “Closing the case” on page 31.)11 Reconnect the peripherals and the power cord, then turn on the server.ProcessorsThe server is compatible with the Intel® Pentium ® III 550 MHz and fasterprocessors with 100 MHz FSB. As many as four processors may be installedin the server (they must have the same processor and FSB speed). Processorand FSB speed are automatically detected by the server. Processors must beinstalled in order, from slot 1 through slot 4 and a VRM must be installedfor each processor added to the server. Whenever processors are installed, themost current version of the BIOS should be installed as well (see “Updatingthe BIOS” on page 113).