Fanuc Alarm 87: COMMUNICATION ERROR (PARITY)
Fanus Control Model: 16/18/21, 16i/18i/21i
Alarm Description
A parity error occurred during serial communication interface data transfer.
Help the CNC Community: How Did You Fix It?
If you have encountered this Fanuc 87 COMMUNICATION ERROR (PARITY) error code before or know a proven troubleshooting step to resolve it, please share your solution in the comments below