IBM 7979CBU User Manual - Page 87
Number, DIMMs, connectors, Results
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In the configuration that you use, install the largest DIMMs first. Table 6. Online-spare DIMM configurations, basic scheme Number of DIMMs DIMM connectors Results 4 1 and 4 (largest DIMMs) 2 and 5 Online-sparing on branch 0 6 1 and 4 (largest DIMMs) 2 and 5 3 and 6 8 1 and 4 (largest DIMMs) 2 and 5 3 and 6 Online-sparing on branch 0 Online-sparing on branch 0 Online-sparing on dual-rank DIMMs on branch 1 7 and 10 (dual-rank DIMMs only) 10 1 and 4 (largest DIMMs) 2 and 5 3 and 6 Online-sparing on branch 0 Online-sparing on branch 1 7 and 10 8 and 11 12 1 and 4 (largest DIMMs) 2 and 5 3 and 6 Online-sparing on branch 0 Online-sparing on branch 1 7 and 10 8 and 11 9 and 12 Table 7. Online-spare DIMM configurations, alternative scheme (requires BIOS code version 1.04 or later) Number of DIMMs DIMM connectors Results 4 7 and 10 (largest DIMMs) 8 and 11 Online-sparing on branch 1 6 7 and 10 (largest DIMMs) 8 and 11 9 and 12 Online-sparing on branch 1 8 7 and 10 (largest DIMMs) 8 and 11 9 and 12 Online-sparing on branch 1 Online-sparing on dual-rank DIMMs on branch 0 1 and 4 (dual-rank DIMMs only) 10 1 and 4 (largest DIMMs) 2 and 5 Online-sparing on branch 0 Online-sparing on branch 1 7 and 10 8 and 11 9 and 12 12 N/A N/A Chapter 2. Installing optional devices 71