To Factory Reset:
Press Menu button
Select Utility
Select Factory Reset

To link/acivate OTS:
Just press one of the OTS with each corresponding style variation
e.g. Pressing OTS 2 will play the OTS 2 sound and style variation 2
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Jim

SD90,Korg I3, KMA Liverpool,TC Helicon Play Electric, Fender Sonoran Guitar, vArranger, Bose S1 Pros, Bose L1 Compact, Aiwa Exos-9