Fanuc · AC Spindle Motor Alpha i-Beta i Series Parameters
A framing error occurred in communication between the CNC and the serial spindle amplifier for Series 30i. This typically indicates a mismatch in communication protocol or timing parameters.
Click steps to track your progress.
Verify serial communication parameters (baud rate, data bits, stop bits, parity) match on both ends.
Inspect the serial data signal integrity at the terminal block.
Ensure the serial connector is clean and properly seated.
Test the serial port functionality by using a loopback connector.