Backplates and backplanes
Use this information to identify the backplate or the backplane you use.
Backplate, four 3.5-inch simple-swap drives (connects to onboard connectors)
Figure 1. Backplate, four 3.5-inch simple-swap drives (connects to onboard connectors)
![Backplate, four 3.5-inch simple-swap drives (connects to onboard connectors)](sr250120-250.png)
![Backplate, four 3.5-inch simple-swap drives (connects to onboard connectors)](sr250120-250.png)
Backplate, four 3.5-inch simple-swap drives (connects to Gen 3 RAID adapter)
Figure 2. Backplate, four 3.5-inch simple-swap drives (connects to Gen 3 RAID adapter)
![Backplate, four 3.5-inch simple-swap drives (connects to Gen 3 RAID adapter)](sr250119-250.png)
![Backplate, four 3.5-inch simple-swap drives (connects to Gen 3 RAID adapter)](sr250119-250.png)
Backplate, four 3.5-inch simple-swap drives (connects to Gen 4 RAID adapter)
Figure 3. Backplate, four 3.5-inch simple-swap drives (connects to Gen 4 RAID adapter)
![Backplate, four 3.5-inch simple-swap drives (connects to Gen 4 RAID adapter)](sr250-143-suo-250.png)
![Backplate, four 3.5-inch simple-swap drives (connects to Gen 4 RAID adapter)](sr250-143-suo-250.png)
Backplate, three 3.5-inch simple-swap drives and one NVMe drive (connects to onboard connectors)
Figure 4. Backplate, three 3.5-inch simple-swap drives and one NVMe drive (connects to onboard connectors)
![Backplate, three 3.5-inch simple-swap drives and one NVMe drive (connects to onboard connectors)](sr250v2-148-bp-250.png)
![Backplate, three 3.5-inch simple-swap drives and one NVMe drive (connects to onboard connectors)](sr250v2-148-bp-250.png)
Backplane, four 3.5-inch hot-swap drives
Figure 5. Backplane, four 3.5-inch hot-swap drives
![Backplane, four 3.5-inch hot-swap drives](sr250118-250.png)
![Backplane, four 3.5-inch hot-swap drives](sr250118-250.png)
Backplane, eight 2.5-inch hot-swap drives
Figure 6. Backplane, eight 2.5-inch hot-swap drives
![Backplane, eight 2.5-inch hot-swap drives](sr250v2-121-bp-250.png)
![Backplane, eight 2.5-inch hot-swap drives](sr250v2-121-bp-250.png)
Backplane, ten 2.5-inch hot-swap drives
Figure 7. Backplane, ten 2.5-inch hot-swap drives
![Backplane, ten 2.5-inch hot-swap drives](sr250v2-122-bp-250.png)
![Backplane, ten 2.5-inch hot-swap drives](sr250v2-122-bp-250.png)
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