7-90 Dell PowerEdge 2100/180 and 2100/200 Systems User’s GuideMemory Upgrade KitsYour system is upgradable to 512 MB by installing com-binations of 16-, 32-, and 128-MB DIMMs in the DIMMsockets. The DIMMs should be rated at 60 nanoseconds (ns)or faster.Memory upgrade kits can be purchased from Dell asneeded.DIMM Installation GuidelinesStarting with the socket nearest the system board’s PCIexpansion-card connectors and working toward the cen-ter of the system board, the sockets are labeled“DIMM_A” through “DIMM_D” (Figure 7-5).When installing DIMMs in sockets, follow theseguidelines:• Install a DIMM in socket DIMM_A before socketDIMM_B, socket DIMM_B before socketDIMM_C, and so on.• If you install different sizes of DIMMs, start with thelargest (highest capacity) DIMM in socket DIMM_Aand work toward DIMM_D with the smallerDIMMs.Table 7-1 illustrates these guidelines by listing samplememory configurations.NOTE: The maximum memory supported in Power-Edge 2100 systems is 512 MB.
