Main memory

9.3.2Starting the task

ÊPerform the following procedures:

1."Opening the rack door" on page 40

2."Shutting down the server" on page 41

3."Sliding the server out of the rack" on page 42

4."Opening the server" on page 44

5."Removing the CPUMEMR" on page 190

9.3.3Selecting the DIMM memory module slot

ÊChoose the DIMM memory module slot according to the configuration rules summarized in this section. For detailed information see "Baseboard D3081, CPUMEMR D3131, PCIR D3082 for PRIMERGY RX900 S1 Technical Manual".

CPUMEMRs are populated in four steps. In each step, four DIMM memory modules are added. At least four DIMM memory modules must be installed on CPUMEMR #1 and #2. CPUMEMRs #3 to #8 can be left empty. figure 113 and table 4 show the population order for DIMM memory modules.

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Maintenance Manual

RX900 S1

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Fujitsu RX900 S1 manual Starting the task, Selecting the Dimm memory module slot