Please also check, that the IONI is fully seated on its slot on SimuCUBE, and that the motor connector is fully seated.
connector plug OK, ioni plug OK
3 A as MCC and 4A as MMC again, error 140407.
My alim have 48.3v in output.
China alim. 48V - 12.5A 600W (model NWKJ S-600-48) 50/60Hz
i don't know How test Amp output ....
( encoder connector can be defective? it s my connector ....so maybe a pb ... )