The DigiMax FS is no longer able to be repaired, it has gone end of service on June 30, 2015.
However you can try to contact Quanta Music to see if they can still assist.
Condominio Villa Lobos Office Park
Av. Queiroz Filho, 1700
Life Tower, Sala 1004
Vila Leopoldina - Sao Paulo/SP
Phone: (11) 3082-5653
Website | Email: firstname.lastname@example.org