A20B-1003-0620
Fanuc A20B-1003-0620 Backplane. This PCB is a series 15 control motherboard which acts as a master PCB to the entire Fanuc 15 system. The board allows connections too BASE0, BASE1, BASE2, Graphics, AXES control, Dectector adapter, PMC ram board, conversational CPU, Graphic CPU or MMC interface and lastely remote buffer.
DNC have five Fanuc 15 control systems, a run of the mill 15T and 15M; 15TF and a 15-MB, as well a 15i-MA stand alone test rig built by GE Fanuc HQ before their disbandment by partners Fanuc of Japan & General Electric of America.
This system 15 backplane can be tested with the rest of the FS-15 model A control system at DNC for faults, with repair and replacement parts offered.