Dell External OEMR R320 Owner's Manual page 87

Figure 46. Cabling Diagram—Four Hard-Drive Backplane
1. system board
2. hard-drive backplane
3. SAS cable connector
4. cable routing guide
5. signal cable connector
Figure 47. Front View of the Eight Hard-Drive Backplane
1. hard-drive connectors (8)
6. power cable connector
7. cable routing latch
8. power distribution board
9. cable retention latch
87