Fanuc o-a pcb repair and fanuc o-a system series boards repairs and fanuc ota oma pcbs exchange.These controls are usually referred too as the Fanuc OT and Fanuc OM controls, though they are either the OA or OB though can be OC's. DNC offer exchange services on Fanuc OA master pcbs, and Fanuc OA masterboards, as well as operator pcbs, i/o pcbs, graphics boards, mdi/crt panels and much more. Below is our list of Fanuc OA control system pcbs and peripheral boards, that make up the following systems. 0TA, 0MA, FO-MATE, etc. We have a considerable stock of 0A master cards and Fanuc 0A peripheral pcbs.