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HSG80 Array Controller V8.7 Maintenance and Service Guide
5–43
Upgrading the Subsystem
Figure 5–6: DIMM components
8. If replacing DIMMs (see Figure 5–6):
a.
Press down on the DIMM retaining clip
3
at both ends of the DIMM
1
being
removed.
b.
Gently remove the DIMM from the DIMM slot
2
.
c.
Insert the new DIMM
1
straight into the slot, ensuring that the notches in the
DIMM align with the tabs in the slot.
d. Repeat step a through step c for each DIMM.
9. In a dual-redundant controller configuration, repeat step 5 through step 8, as
appropriate, for the other cache module.
IMPORTANT: In a dual-redundant controller configuration, both cache modules must contain
the same memory configuration. DO NOT proceed unless both cache modules contain identical
amounts of cache memory.
1. DIMM
2. DIMM slot
3. DIMM retaining clip
CXO6577B
3
2
1