A20B-8100-0663
Fanuc A20B-8100-0663 Control. This Fanuc main board is the cornerstone to any series21i model B system supporting PMC-SB7. Whether its badged as a 21i-MB, 21i-TB or other 21iB varients requiring ethernet. Normally this main PCB is fitted behind an LCD panel and with a higher powered CPU processors. Found in many systems starting with the designation A02B-0285-B5xx.
If you do require the complete control system A20B81000663 then contact us to go through all the options. For more information on alarms please go to our Fanuc 16i, 18i, 21i alarm codes page.