Dell PowerEdge R940 EMC Installation and Service Manual - Page 89
Drive backplane, Drive backplane connectors
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Figure 44. Installing a drive into the drive carrier Drive backplane Drive backplane connectors Depending on the configuration, your system supports the following backplanes: Table 43. Supported drive backplane options for the PowerEdge R940 system Backplane Description 8 x 2.5 inch drive backplane Up to eight 2.5 inch (SAS, SATA or Nearline SAS) front accessible drives in slots 0 through 7 24 x 2.5 inch drive backplane Up to twenty four 2.5 inch (SAS, SATA or Nearline SAS) front accessible drives in slots 0 through 23 24 x 2.5 inch drive backplane Up to twenty SAS + 4 NVMe SAS/SATA drives in slots 0 to 19 + slots 20 to 23 24 x 2.5 inch drive backplane Up to sixteen SAS + 8 NVMe SAS/SATA drives in slots 0 to 15 + slots 16 to 23 Installing and removing system components 89
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