Fanuc A20B-3900-0073
Fanuc FROM memory plugin card. This 6MB FROM fits onto the main board for various Fanuc i series controls. A20B-3900-0073 board works with early Fanuc i series model A control systems and other series variants.
Offering exchange, testing and repair of this important FROM module that sits within the first generation of Fanuc i CNC controllers, that allows the main card to access read only memory. Full test, inspection and repair service are available for the A20B39000073 board as well the complete control system it belongs in.
Common faults that arise with bad FROM is the dreaded 998 ROM parity alarms.
Summary:
Usually available to ship same day on exchange orders fully tested with warranty. If unsure if your memory PCB is indeed faulty then ship your board in for test, inspection.
Interested in learning more? Contact us if you wish to discuss options for exchange, repair or testing of your A20B-3900-0073 PCB at +49 (0) 7158 984130 or by email. We’d be happy to answer your questions!
This FROM memory module pcb is always in group stock and normally in stock in Germany.