Drive backplane
This is a service technician replaceable part only.
Drive backplane
Figure 53. 4 x 2.5-inch universal backplane
1. PB1 (NVMe signal connector)
2. SA1 (SAS/SATA signal connector)
3. PA1 (NVMe signal connector)
4. PWR (backplane power cable connector)
Removing the drive backplane
Prerequisites
1. Follow the safety guidelines listed in the Safety instructions.
2. Follow the procedure listed in the Before working inside your system .
3. Remove all the drives.
4. Remove the PCI air shroud.
5. Disconnect the drive backplane cables from the connectors on backplane.
NOTE: The procedure to remove the drive backplane is the same for Rear Accessed and Front Accessed configurations.
CAUTION: To prevent damage to the drives and backplane, remove the drives from the system before removing
the backplane.
CAUTION: Note the number of each drive and temporarily label them before you remove the drive so that you
can reinstall them in the same location.
94 Installing and removing system components
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