all Korg i-series models are more or less
compatible so you can use i3 styles.
At
http://www2.iicm.edu/korgprog you might
find converters that convert i3 format into i40M (is40 compatible).
join Korg mailing list to find many other i-series users
http://www2.iicm.edu/korgmaillist Günter