3ware Hardware Installation24 3ware Escalade ATA RAID Controller User GuideInstalling a Serial ATA RAID Controller with Multi-laneInternal ConnectorsFigure 7. 12-Port Escalade 8506-12MI Serial ATA RAID ControllerModels 8506-8MI and 8506-12MI have multi-lane internal connectors, eachof which can handle up to four drives. These controllers can be installed in anenclosure with a backplane. The type of cable you need will depend on thetype of enclosure you have:■ For use with a backplane that has the InfiniBand 4x connectors (SFF-8470), use the InfiniBand 4x cable, which has multi-lane connectors oneach end, as shown in Figure 8.■ For use with a backplane that has individual SATA connectors, use thebreakout cable, which has a multi-lane connector on one end, and fourindividual SATA connectors on the other end.Figure 8. Multi-lane Cable (InfiniBand 4x, SFF-8470)JP2 LED drive status connectorNote: Pin 1 and 4 are 3.3Vand pin 2 and 3 are groundPlug cable to either pins 1 and 2or pins 3 and 4.Multi-lane connectorsSerial number (on plate)Ports0 to 34 to 7Ports8 to 11each contain 4 portsPorts
