Fanuc A20B-2001-0120 Series 0-D Master PCB. A half size mid generation of the 0 series C / D. The system designation is Fanuc series 0-C, variant 0MD, 0TD and this 32bit masterboard unlike the earlier 0 series main boards uses a split architecture to share out processing of memory, axes, i/o across a back plane with its peripheral PCBs. This main PCB does have the 386SX processor. The A20B-2001-0120 is for smaller config’s and can support 1st to 4th axis digital or serial servo axis. Further it can support PMC-L (on memory) or independent PMC-M PCB; as well memory, 40/40, 80/56 or 104/72 I/O. Further independent graphics if required.
DNC offer a variety of services for the A20B20010120 including exchange is stock dependent, testing and repair facilities for this motherboard and the 0-MC, 0-TC control as a whole.