Blaupunkt Alfa 939 CD cancheck off ?

[LaleMK]

Blaupunkt Alfa 939 CD
I read the eprom and i get the code, but how can i disable cancheck?
Here is dump

[Mankyro]

Blaupunkt Alfa 939 CD
I read the eprom and i get the code, but how can i disable cancheck?
Here is dump
........5214