HPE ProLiant ML350 Gen11 User Manual page 28

Rack orientation Rack orientation
SFF drive bay numbering SFF drive bay numbering
The following drive backplane options are supported in SFF drive configurations:
8 SFF 24G x1 U.3 NVMe / SAS UBM3 BC
8 SFF 24G x1 U.3 NVMe / SAS UBM6 BC
8 SFF 24G x4 U.3 NVMe UBM3 BC
8 SFF 24G x4 U.3 NVMe UBM6 BC
For more information on the drive backplane description, see Drive backplane naming convention .
Tower orientation Tower orientation
HPE ProLiant ML350 Gen11 Server User Guide 28