IBM 849130u Installation Guide - Page 22
Installing, drive
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v When you restart the server after adding or removing a DIMM, a message is displayed indicating that the memory configuration has changed. To install a DIMM, complete the following steps: 1. Read the safety information that begins on page v and "Installation guidelines" on page 7. 2. Turn off the server and peripheral devices, and disconnect the power cord and all external cables. Remove the cover. Attention: To avoid breaking the retaining clips or damaging the DIMM connectors, open, and close the clips gently. 3. Open the retaining clip on each end of the DIMM connector. 4. Touch the static-protective package that contains the DIMM to any unpainted metal surface on the outside of the server. Then, remove the DIMM from the package. 5. Turn the DIMM so that the keys align correctly with the slot. 6. Insert the DIMM into the connector by aligning the edges of the DIMM with the slots at each end of the DIMM connector. Firmly press the DIMM straight down into the connector by applying pressure on both ends of the DIMM simultaneously. The retaining clips snap into the locked position when the DIMM is firmly seated in the connector. If there is a gap between the DIMM and the retaining clips, the DIMM has not been correctly inserted; open the retaining clips, remove the DIMM, and then reinsert it. If you have other options to install, do so now. Otherwise, go to "Completing the installation" on page 15. Installing a hard disk drive The following notes describe the types of hard disk drives that the server supports and other information that you must consider when installing a hard disk drive: v Locate the documentation that comes with the hard disk drive and follow those instructions in addition to the instructions in this chapter. v If you are installing a SAS hard disk drive, see the documentation that comes with the drive before installing it. Attention: To avoid damage to the hard disk drive connectors, make sure that the cover is in place and fully closed whenever you install or remove a hard disk drive. 10 IBM xSeries 306m Types 8849 and 8491: Installation Guide