The DIMMs configured and their installation sequence vary depending on the number of
CPUs used in the server. For details, see Table 7-3. When configuring DIMMs, use Huawei
Server Product Memory Configuration Assistant.
Table 7-3 DIMM configuration rules
CPU DIMM Installation Sequence
CPU 1 000(A), 010(B), 020(C), 030(D), 001(E), 011(F), 021(G),
031(H)
CPUs 1 and 2 000(A), 100(A), 010(B), 110(B), 020(C), 120(C), 030(D),
130(D), 001(E), 101(E), 011(F), 111(F), 021(G), 121(G),
031(H), 131(H)
Procedure
Step 1 Wear an ESD wrist strap. For details, see 1 Safety Instructions.
Step 2
Remove the DIMM to be replaced or remove the DIMM filler from the slot where a new
DIMM is to be installed. The method for removing a DIMM filler is the same as that for
removing a DIMM. For details, see 7.39 Removing a DIMM.
Step 3 Take the spare DIMM out of the memory riser box.
Step 4 Simultaneously press the DIMM ejectors outward. See Figure 7-88.
Figure 7-88 Opening the fixing clips on a DIMM slot
Step 5 Align the DIMM with the DIMM slot, and insert the DIMM into the slot. Press down on the
DIMM with your thumbs until it snaps into place. See Figure 7-89.
RH2288 V3 Server
User Guide
7 Replacing Parts
Issue 32 (2019-03-28) Copyright © Huawei Technologies Co., Ltd. 207
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