I have a friend with a TD-10 he had been using double bass, he took the unit in for new cards, now the 2nd bass acts as a hi hat not a bass no mater what drum arrangement he uses. I suggested we reset to original settings, but he is not sure he wants to loose what he has programmed so far.

Computers & Internet - Roland - Td-10 Expanded Tdw-1 Drum Module Brain V-drums Excellent