If you are positive that the board is at the cause of troubles, you can return it for inspection/repair/replacement to:
Velleman Projects Tech. Dept.
Legen Heirweg 33
9890 Gavere
Belgium
US residents: please call (817) 284 7785 for RMA#
Okay, i will do that Regarsds
as i send it to your repair center, is it enough if i send a copy of the Bill with it?
Yes, that is fine.