Drive backplane connectors
See this section to locate the connectors in the drive backplanes.
Figure 1. Four 3.5-inch hot-swap drive backplane connectors
![Four 3.5-inch hot-swap drive backplane connectors](sr250v3-131-bp-250.png)
![Four 3.5-inch hot-swap drive backplane connectors](sr250v3-131-bp-250.png)
1 SATA signal connector | 2 Power connector |
Figure 2. Eight 2.5-inch hot-swap drive backplane connectors
![Eight 2.5-inch hot-swap drive backplane connectors](sr250v3-132-bp-250.png)
![Eight 2.5-inch hot-swap drive backplane connectors](sr250v3-132-bp-250.png)
1 SATA signal connector 2 | 3 SATA signal connector 1 |
2 Power connector |
Figure 3. Ten 2.5-inch hot-swap drive backplane connectors
![Ten 2.5-inch hot-swap drive backplane connectors](sr250v3-133-bp-250.png)
![Ten 2.5-inch hot-swap drive backplane connectors](sr250v3-133-bp-250.png)
1 SATA signal connector 3 | 3 Power connector |
2 SATA signal connector 2 | 4 SATA signal connector 1 |
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