h11ssw

here's the question, and maybe it's obvious to some of you. i've got a 2U SuperMicro server with their SAS3 expander built-in. i installed an old stinky H11SSW-iN from ebay on it. (if you sold it to me, thanks!). no matter how I connect the cables, the motherboard (running a stinky old 7551P)...