I have 2 settings file:
Under the card's root dir (this one is used, it seems):
sampling=3,3,3,3,3,3,3,0,1,0,1,0,0,0,0,0,0,1,0,0,100,256,100,256,100,256,0,256
geometry=168,6,512,342,512,342,2,2,0,0,15667200,704,5000,370,1,0,0
palette=Mono_(2_level)
output_colour=1
output_invert=2...