How do I connect an internal SATA drive to Mini-SAS?
This is the proper cable:

http://www.cdw.com/shop/products/Adaptec-Serial-Attached-SCSI-SAS-external-cable-1.6-ft/1217280.aspx

Details:

Interface Provided
  Connector Qty:         1
  Connector Type:        36 pin 4i Mini MultiLane SAS (SFF-8087)

Interface Required
  Connector Qty:         4
  Connector Type:        29 pin internal SAS (SFF-8482)