Fanuc · AC Spindle Motor Alpha i-Beta i Series Parameters
A CRC (Cyclic Redundancy Check) communication error occurred during data exchange between the CNC and the serial spindle amplifier for Series 30i. This indicates data corruption or signal integrity issues in the communication link.
Click steps to track your progress.
Verify the CRC checksum value reported in the error log.
Inspect the serial communication cable between the CNC and the spindle amplifier for damage.
Ensure proper shielding and grounding of the serial communication lines.
Test communication with a different spindle amplifier if available.