Intel S7000FC4UR Product Guide - Page 119

6. Install the processor air baffle. For instructions, see "Installing the Processor Air Baffle" on page 94. 7. Install the top cover. For instructions, see "Installing the Top Cover" on page 91. Installing and Removing the Intel® RAID Activation Key and RAID DIMM The optional Intel® RAID Activation Key and RAID DIMM enables enhanced RAID functionality on the SAS riser board. The DIMM serves as memory for the SAS controller, and as a disk cache to store write data to the drives. The DIMM must be a 256 MB or 512 MB DDR2-667 DIMM. Installing the Intel® RAID Activation Key and RAID DIMM 1. Remove the top cover. For instructions, see "Removing the Top Cover" on page 90. 2. Remove the processor air baffle. For instructions, see "Removing the Processor Air Baffle" on page 92. 3. Remove the SAS riser board. For instructions, see "Removing the SAS Riser Board" on page 99. 4. Remove the Intel® RAID Activation Key from its package. 5. Insert the Intel® RAID Activation Key into the socket on the SAS riser board and push it into the socket until it is below the two retaining clips. See letter "A" in the following figure. 6. Make sure the clips at either end of the DIMM socket(s) are pushed outward to the open position. See letter "B" in the figure. 7. Holding the DIMM by the edges, remove it from its anti-static package. 8. Position the DIMM below the socket. Align the notch on the bottom edge of the DIMM with the key in the DIMM socket. 9. Insert the bottom edge of the DIMM into the socket. 10. When the DIMM is inserted, push down on the top edge of the DIMM until the retaining clips snap into place. Make sure the clips are firmly in place. See letter "C" in the figure. Intel® Server System S7000FC4UR Product Guide 101