Oracle EXADATA X5-8, Service Manual, Page: 158 / 278

Remove a DIMM
4.
To locate the DIMM slot, use the DIMM designation information.
5. To remove the failed DIMM from its slot, simultaneously rotate the two DIMM slot
levers outward to their fully open position.
This action extracts the DIMM from its connector.
6. Remove the DIMM from the CMOD.
Next Steps ■
“Install a DIMM” on page 152
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“Install a CMOD” on page 143
Memory and DIMM Reference
This section includes the following information about memory, DIMMs, and DIMM
population:
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“DIMM Specifics” on page 158
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“Memory Buffers and Channels” on page 158
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“DIMM Slot Numbering and Color Coding” on page 159
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“DIMM Rules” on page 160
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“DIMM Slot Population Order” on page 161
DIMM Specifics
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Supported DIMM speeds: 1333 and 1600 MHz.
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All supported DIMMs, regardless of speed rating, operate at 1333MHz.
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Mixing of different size memory within one CMOD is not allowed (see “DIMM
Rules” on page 160 ).
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Mixing of LVDIMM and LRDIMM in the same chassis is not allowed.
Memory Buffers and Channels
Each CMOD contains 24 DIMM slots arranged in four groups of six slots. Each group of slots
is controlled by one of the four memory buffers. Each buffer has two independent memory
channels, A and B (eight memory channels per CMOD). Each channel supports 1-3 DIMMs
158 Oracle Server X5-8 Service Manual • December 2015