Connector locations for the 9040-MR9 systemsLearn about connector locations for the 9040-MR9 systems.Figure 41. Rear view of the 9040-MR9 systemTable 1 on page 46 shows the slots that must be used to install a SAS RAID controller in the 9040-MR9system for controlling the internal SAS disk drive bays.Table 1. SAS RAID controller slots for the 9040-MR9 systemSAS RAID controller SlotPCIe3 SAS RAID quad-port 6 Gb x8, low-profilecapable adapter (FC EJ0K; CCIN 57B4)P1-C12PCIe3 SAS RAID quad-port 6 Gb x8, low-profilecapable adapter (two FC EJ0K; two CCIN 57B4)P1-C9 and P1-C12Note: The C9 and C12 slots are used for controlling the internal SAS disk drive bays and have limitedavailability for attaching a 5887 disk drive enclosure or an ESLL or ESLS storage enclosure.For more information about FC EJ0K, see PCIe3 RAID SAS quad-port 6 Gb adapter (FC EJ0K; CCIN 57B4)(http://www.ibm.com/support/knowledgecenter/POWER9/p9hcd/fcej0k.htm).Table 2 on page 46 shows the slot priorities for the FC EJ0K adapter in the 9040-MR9 system.Table 2. Slot priorities for the FC EJ0KFeature code Description Slot prioritiesfor twoprocessorsSlot prioritiesfor threeprocessorsSlot prioritiesfor fourprocessorsMaximumnumber ofadapterssupportedEJ0K PCIe3 SASRAID quad-port6 Gb x8, low-profile capableadapter (FCEJ0K; CCIN57B4)12, 9, 11, 8, 10,712, 9, 11, 8, 5,10, 7, 412, 9, 11, 8, 5,3, 10, 7, 4, 26/8/1046 Power Systems: Installing the 5887 disk drive enclosure