!!
critical Yaskawa
Error Code LED blinks continuously and the ALM/ERR LED is on
A drive fault is active, LED status ring indicates.
? What Causes This
Internal malfunction or abnormal operating condition detected by AC drive circuitry.
✓ How to Fix It
Shut down the system immediately. Review fault codes and resolve cause of fault before restarting operation. Contact Yaskawa technical support for further assistance if issue persists.
Source: page 59 of the official manual
From the manual
This error code appears in:
Yaskawa Hv600