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Drive backplane connectors

See this section to locate the connectors on the drive backplanes.

10 x 2.5'' SAS/SATA/AnyBay backplane

See this section to locate the connectors on the 10 x 2.5'' drive backplane.

Figure 1. 10 x 2.5 AnyBay backplane
10x2.5'' AnyBay front backplane (Gen 4)

1 SAS 26 NVMe 2–3
2 NVMe 8–97 NVMe 0–1
3 NVMe 6–78 Power
4 SAS 19 SAS 0
5 NVMe 4–5 
Figure 2. 6 x SAS/SATA + 4 x NVMe backplane
6x2.5'' SAS/SATA + 4x2.5'' NVMe front backplane

1 SAS 24 SAS 1
2 NVMe 2–35 Power
3 NVMe 0–16 SAS 0
Figure 3. 10 x 2.5 AnyBay backplane (Gen 5)
10x2.5'' AnyBay front backplane (Gen 5)

1 SAS 8–96 NVMe 4–5
2 NVMe 8–97 NVMe 2–3
3 NVMe 6–78 NVMe 0–1
4 SAS 4–79 SAS 0–3
5 Power10 Sideband connector

8 x 2.5'' SAS/SATA backplane

See this section to locate the connectors on the 8 x 2.5'' drive backplane.

Figure 4. 8 x 2.5'' SAS/SATA backplane
8x2.5'' SAS/SATA front backplane

1 SAS 13 SAS 0
2 Power 

4 x 3.5'' SAS/SATA/AnyBay backplane

See this section to locate the connectors on the 4 x 3.5'' drive backplane.

Figure 5. 4 x 3.5'' AnyBay backplane
4x3.5'' AnyBay front backplane

1 NVMe 2–33 NVMe 0–1
2 SAS4 Power
Figure 6. 4 x 3.5 SAS/SATA backplane
4x3.5'' SAS/SATA front backplane

1 SAS2 Power

4 x 2.5'' SAS/SATA/NVMe/AnyBay backplane

See this section to locate the connectors on the 4 x 2.5'' drive backplane.

Figure 7. 4 x 2.5'' SAS/SATA backplane
4x3.5'' SAS/SATA front backplane

1 Power2 SAS
Figure 8. 4 x 2.5 NVMe backplane
4x2.5'' NVMe front backplane

1 NVMe 2–33 Power
2 NVMe 0–1 
Figure 9. 4 x 2.5 AnyBay backplane
4x3.5'' AnyBay front backplane

1 NVMe 2–33 NVMe 0–1
2 Power4 SAS

16 x EDSFF backplane

See this section to locate the connectors on the 16 x EDSFF drive backplane.


16 EDSFF front backplane (Gen 4)

1 EDSFF 0–16 EDSFF 8–9
2 EDSFF 2–37 EDSFF 10–11
3 EDSFF 4–58 EDSFF 12–13
4 EDSFF 6–79 EDSFF 14–15
5 Power 

Rear 7mm SAS/SATA/NVMe backplane

See this section to locate the connectors on the rear 7mm drive backplane.

Figure 10. 7mm SAS/SATA/NVMe backplane (top + bottom)
7mm rear backplane

1 Power2 Signal

Rear 2 x 2.5'' SAS/SATA/NVMe backplane

See this section to locate the connectors on the rear 2 x 2.5'' drive backplane.

Figure 11. Rear 2 x 2.5'' NVMe backplane
2x2.5'' NVMe rear backplane

1 NVMe 13 NVMe 0
2 Power 
Figure 12. Rear 2 x 2.5 SAS/SATA backplane
2x2.5'' SAS/SATA rear backplane

1 SAS2 Power

M.2 drive backplane

To locate the connectors on the M.2 drive backplanes, see M.2 backplane and M.2 drive replacement for details.