Error Can't produce PCB since rail width unmatch in SM 411

Apabila Mesin Sm 411 muncul error:


cannot produce PCB since the rail width doesnot match with the pcb width
ini dipastikan step Driver (WS2 input atau WS1 Output) rusak.
Hari ini yang rusak Step Driver WS2
so ganti baru OK
Spec step Driver:
Sanyo Denki
PB1D002P101