Fanuc alarm: 303 – APC alarm: nth-axis framing

CNC Machine Alarm Error & Message: 303 – APC alarm: nth-axis framing
Fanuc Alarm Description:
nth-axis (n=1-8) APC framing error. Failure in data transmission. Possible causes include a faulty APC, cable, or servo interface module.

Additional Suggestions & Fanuc alarm: 303 – APC alarm: nth-axis framing Clarification:
Absolute pulse coder (APC)

Troubleshooting Recommendations for (Fanuc alarm: 303 – APC alarm: nth-axis framing) Error Message:

Fanuc CNC Control Models Applicable:16/18/21, 16i/18i/21i, 160i/180i/210i, 0/00/0-mate, 0i


Fanuc alarm: 303 – APC alarm: nth-axis framing