Thanks very much, Bill. He has gone on the Roland Arranger site and he has learned that it is a common problem with all BK-9's, and there is no fix, in at least the immediate future.
Several other issues cropped up as well, which I won't go into here, but suffice to say he is returning it tomorrow, and may go with a Yamaha S950 plus an 88 note digital piano with midi.
He did comment on the BK-9's drawbar organ and said it was about one of the best clonewheels out there, but the other issues were a little too much to deal with for him.
Sorry once again for interrupting your thread...he was in a bit of a panic about being able to return on time.
Good luck with the sale of your equipment...you have some very tempting instruments and/or gear for sale...I'm sure it won't take long.
Ian
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Yamaha Tyros4, Yamaha MS-60S Powered Monitors(2), Yamaha CS-01, Yamaha TQ-5, Yamaha PSR-S775.