Intel S815EBM1 Product Guide - Page 20

Memory CAUTION To be fully compliant with all applicable Intel ® SDRAM memory specifications, the boards require DIMMs that support the Serial Presence Detect (SPD) data structure. You can access the PC Serial Presence Detect Specification at: http://www.intel.com/design/chipsets/memory/ The boards have three 168-pin DIMM sockets arranged as banks 0, 1, and 2 as shown in Figure 4. The memory module requirements are listed in the Main Memory section on page 11. DIMM Installation Guidelines All memory components and DIMMs used with the boards must comply with the PC SDRAM specifications. These include the following: • PC SDRAM Specification (memory component specific) • PC100 and PC133 SDRAM Component Testing Summary • PC Unbuffered DIMM Specification • PC Registered DIMM Specification You can access these documents through the Internet at: http://www.intel.com/design/chipsets/memory/ Installing DIMMs To install DIMMs, follow these steps: 1. Observe the safety and ESD precautions at the beginning of this chapter. 2. Turn off all peripheral devices connected to the server. Turn off the server and disconnect the AC power cord. 20 Intel Server Board S815EBM1 Product Guide