6. Open the retaining clip on each end of the DIMM connector.Attention: To avoid breaking the retaining clips or damaging the DIMMconnectors, open and close the clips gently.7. Touch the static-protective package that contains the DIMM to any unpaintedmetal surface on the outside of the server. Then, remove the DIMM from thepackage.8. Turn the DIMM so that the DIMM keys align correctly with the connector.9. Insert the DIMM into the connector by aligning the edges of the DIMM with theslots at the ends of the DIMM connector (see “System-board optional-deviceconnectors” on page 26 for the locations of the DIMM connectors).10. Firmly press the DIMM straight down into the connector by applying pressureon both ends of the DIMM simultaneously. The retaining clips snap into thelocked position when the DIMM is firmly seated in the connector.Note: If there is a gap between the DIMM and the retaining clips, the DIMMhas not been correctly inserted; open the retaining clips, remove theDIMM, and then reinsert it.If you have other devices to install or remove, do so now. Otherwise, go to“Completing the installation” on page 54.Installing drivesThe following notes describe the type of drives that the server supports and otherinformation that you must consider when you install a drive. For a list of supporteddrives, see http://www.ibm.com/servers/eserver/serverproven/compat/us/.v Locate the documentation that comes with the drive and follow those instructionsin addition to the instructions in this chapter.v Make sure that you have all the cables and other equipment that are specified inthe documentation that comes with the drive.v Select the bay in which you want to install the drive.v The server supports one ultra-slim SATA optical drive.v Check the instructions that come with the drive to determine whether you have toset any switches or jumpers on the drive. If you are installing a SAS or SATAhard disk drive, be sure to set the SAS or SATA ID for that device.v The server supports four 2.5-inch or two 3.5-inch hot-swap hard disk drives ortwo 3.5-inch simple-swap hard drive disk drives.Chapter 2. Installing optional devices 35