SM Bus stands for
S-ystems M-anagement B-us (Systems Management Bus)
There should be drivers on the MB install CD to take care of this. However, perhaps someone that actually uses that MB can give an assist here.
I found some info on
this page. It might prove helpful but I didn't read the entire two page thread.
BTW, I didn't address the BIOS settings but those should not be a big concern. What are the options anyway?