Appendix C FRU List C-5
C.2.3 Memory Board
Each memory board provides a memory access controller (MAC) and eight DIMM
slots. To remove or install memory boards, you must power the server off.
TABLE C-3
lists the memory board features.
Four or Eight DIMMs are located in each memory board. To install DIMMs, you must
remove the memory board and open the memory board’s case. The servers use
double data rate (DDR)-II type memory with the following features:
■ ECC error protection
■ Recovery from memory chip failures
■ Mirror configuration
Refer to Section 11.1, “Memory Board Replacement” on page 11-1 for replacement
procedures.
TABLE C-3 Memory Board Features
M4000 Ser ver M5000 Server
Maximum Number of memory boards
48
Maximum Number of DIMMs
32 (8 DIMMs per
memory board)
64 (8 DIMMs per
memory board)
Location
Top of server Top of server
Active replacement capability
No No
Hot replacement capability
No No
Cold replacement capability
Yes Yes
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