A20B-8101-0401
Fanuc A20B-8101-0401 Control. This Fanuc main board is the cornerstone to earlier series 31i model A basic system. Whether its badged as a 31i-MA or 31i-TA or other varients. Normally this main PCB is fitted behind an LCD panel and with its own dedicated processor and SRAM/FROM card and plugin FSSB/graphics dual function board. Found in early 0i-C systems starting with the designation A02B-0307-B52x.
If you do require us to fault find your control system then contact us to go through all the options. For more information on alarms please go to our FANUC ALARM CODE page.