This may help.

http://web.archive.org/web/*/http://www.synthzone.com/cgi-bin/forumdisplay.cgi?action=topics&forum=General+Arranger+Keyboard+Forum&number=37
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Yamaha Tyros4, Yamaha MS-60S Powered Monitors(2), Yamaha CS-01, Yamaha TQ-5, Yamaha PSR-S775.