Scott,
It would have been 10mins to prove Yamaha wrong, go use a friends PC and his USB cable if it did'nt work on his PC then its a Yami problem, if Yami still didn't believe you, then take it to a friends, friend that would take another 10 mins, am I talking crap.

Regards
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Tyros 4/Pair SR 350/ PC with a i8 intel chip, XENYX 802, Ford Focus 2 litre/Tascam DR07/Brother printer/Designjet 500/ our Doris/5 Grandchildren/ white boxers short Kymart shipped over and Typhoo Tea Earl Grey