MegaDrum only works the kick pad. desepetated please help

Hi,
i'm now desepetated beacuse my MegaDrum (Atmega644 32 imputs) built by Dimitri and suddenly stop to work properly.
I have 8 pads, ando only work 1, the kick pad.
i found this very extrange.
i hope any one can give me a hand over here.
Regards
José Luis
i'm now desepetated beacuse my MegaDrum (Atmega644 32 imputs) built by Dimitri and suddenly stop to work properly.
I have 8 pads, ando only work 1, the kick pad.
i found this very extrange.
i hope any one can give me a hand over here.
Regards
José Luis