Cable routing: SFF drive model Box 1 to Smart Array P408i-a SR Gen10 controller Box 1 to type-p controller Box 2 to Smart Array P408i-a SR Gen10 controller Box 2 to type-p controller Box 3 to system board Box 3 to Smart Array P408i-a SR Gen10 controller Box 3 to type-p controller 8-bay SFF power cable (default) 16-bay/24-bay SFF power cable