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Drive backplane
configurations
Connectors
SATA_BP connector on the system
board
J_PERC connector on the system
board
2.5 inch (x4) SAS
backplane -
SAS backplane cable connector that
connects four hard drives/SSDs to the
system board.
2.5 inch (x4) SATA
backplane
SATA backplane cable connector that
connects four hard drives/SSDs to the
system board.
-
2.5 inch (x2) SATA plus
2.5 inch (x2) PCIe
backplane
SATA drive backplane cable
connector that connects two hard
drives/SSDs to the system board.
PCIe drive backplane cable connector
that connects two PCIe SSDs to the
system board.
1.8 inch (x12) SAS SSD
backplane
SAS drive backplane cable connector
that connects SSDs populated in bays
6-11 to the system board.
SAS backplane cable connector that
connects SSDs populated in bays 0-5
to the system board through an
expander card. For more information
about installing an expander card, see
Expander card.
NOTE: Ensure that you install the expander card on the system board if you are using 1.8 inch (x12)
SSD system. For information about the installation procedure, see Expander card.
NOTE: For more information about hard drive/SSD bay numbering, see Hard drive/SSD bay
numbering.
NOTE: To locate SATA_BP and J_PERC connectors on the system board, see System board
connectors.
Removing a 2.5 inch (x4) SAS hard drive/SSD backplane
Prerequisites
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.
NOTE: You must remove the hard drive/SSD backplane to replace a faulty hard drive/SSD backplane
or service other components inside the system.
1. Ensure that you read the Safety instructions.
2. Follow the procedure listed in Before working inside your system.
3. Keep the #2 Phillips screwdriver ready.
CAUTION: To prevent damage to the hard drives/SSDs and the hard drive/SSD backplane,
you must remove the hard drives/SSDs from the server module before removing the hard
drive/SSD backplane.
CAUTION: You must note the number of each hard drive/SSD and temporarily label them
before removal so that you can replace them in the same locations.
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