Fanuc A20B-2001-0060 Series 0-C Master PCB is a half size penultimate generation of the 0 series C. The system designation is Fanuc 0-C, 0MD, 0TD, 0MF, 0TF 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 later 486DX2 Intel processor. The A20B-2001-0060 has peripheral boards that plug into it, the most basic configuration carries 3 boards, such as the memory, axis and i/o with a PMC cassette. Larger systems can include a graphics processor/sub-system, additional 5th/6th axis boards, and a PMC-M board. DNC offer a variety of services for the A20B-2001-0060 including exchange is stock dependent, testing and repair facilities for this motherboard and the 0-MC, 0-TC control as a whole.