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Figure 36. Cabling Diagram
1. system board 2. hard-drive backplane
3. SAS cable connector 4. cable routing guide
5. signal cable connector 6. power cable connector
7. cable routing latch 8. power distribution board
9. cable retention latch
Installing The Hard-Drive Backplane
CAUTION: Many repairs may only be done by a certified service technician. You should only
perform troubleshooting and simple repairs as authorized in your product documentation, or as
directed by the online or telephone service and support team. Damage due to servicing that is
not authorized by Dell is not covered by your warranty. Read and follow the safety instructions
that came with the product.
1. Use the hooks at the base of the chassis as guides to align the hard-drive backplane.
2. Slide down the hard-drive backplane until the release tabs snap into place.
3. Connect the SAS/SATA/SSD data, signal, and power cable(s) to the backplane.
4. Install the hard drives in their original locations.
5. Close the system.
6. Reconnect the system to its electrical outlet and turn the system on, including any attached
peripherals.
7. If applicable, install the front bezel.
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