Hi,
#1 we must see but as long as it works, I'm okay with this.
#2 Looks at http://download.intel.com/support/motherboards/server/jbod2000/sb/jbodhwg_v10.pdf
Look at page 12.
Furtheremore, try to update latest firmware from https://downloadcenter.intel.com/Detail_Desc.aspx?ProductID=3702&DwnldID=22615&lang=eng&iid=dc_rss
Afterall, it's a rackmounted system to be used in computer room cabinet.