NOTE: The HP Smart Array P721m Controller is a Type B mezzanine card that can be installed in BL660c Gen8 mezzanine slots 2 and 3.
NOTE: The BL660 has three installation locations for the "capacitor pack" that comes with the FBWC on Smart Array controllers. The first install location is for the embedded Smart Array P220i Controller. The second install location is for an optional Smart Array controller Type A or B mezzanine card with FBWC installed in mezzanine slot 3. The third install location is for an optional Smart Array controller mezzanine card with FBWC installed in either mezzanine slot 1 (Type A only) or slot 2 (Type A or B).