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Dell PowerEdge R7515 Installation and Service Manual

Drive backplane

Depending on your system configuration, the drive backplanes supported in PowerEdgeR7515 are listed here:
  • 3.5 inch (x8) SAS, SATA backplane
  • 3.5 inch (x12) SAS or SATA backplane and 3.5 inch (x2) SAS or SATA backplane (rear)
  • 2.5 inch (x12) SAS or SATA + 2.5 inch (x12) NVMe backplane
  • 2.5 inch (x24) SAS or SATA backplane
  • 2.5 inch (x24) NVMe backplane
  • 2.5 inch (x8) SAS or SATA + 2.5 inch (x16) NVMe backplane
Figure 1. 8 X 3.5 inch drive backplane
This image shows 8 X 3.5 inch drive backplane
  1. SAS/SATA B cable connector
  2. Signal connector
  3. SAS/SATA A cable connector
  4. Power connector
Figure 2. 12 X 3.5 inch drive backplane
This image shows 12 X 3.5 inch drive backplane
  1. Power cable connector
  2. SAS/SATA cable connector
  3. SAS/SATA cable connector
  4. Backplane signal connector
  5. SAS cable connector
Figure 3. 2 x 3.5 inch drive backplane (rear)
This image shows 2 x 3.5 inch drive backplane (rear)
  1. Power connector
  2. Signal connector
  3. SAS cable connector
Figure 4. 24 X 2.5 inch drive backplane
This image shows 24 x 2.5 inch drive backplane
  1. SAS cable connector
  2. SAS cable connector
  3. Signal cable connector
  4. Power cable connector
  5. Power cable connector
  6. Signal cable (A2)connector
  7. Signal cable (B2) connector
  8. Signal cable (A1) connector
  9. Signal cable (B1) connector
  10. Signal cable (A0) connector
  11. Signal cable (B0) connector
Figure 5. 24 x 2.5 inch NVMe drive backplane
This image shows 24 x 2.5 inch NVMe drive backplane
  1. Expander board connector B1 (PE1_B)
  2. Expander board connector A1 (PE1_A)
  3. Expander board connector B2 (PE2_B)
  4. Expander board connector A2 (PE2_A)
  5. signal connector (J_SIG_A1)
  6. SAS connector (J_BP_SAS)
  7. power connector (J_BP_PWR_A1)
  8. signal connector (J_SIG_A2)
  9. power connector (J_BP_PWR_A2)

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