EEPROM Memory DWEZ Data Error

What does dWF1 mean?

This fault indicates an issue with the EEPROM's peripheral circuit or corrupted DriveWorksEZ program data saved to the EEPROM. This can lead to incorrect drive operation or parameter settings and prevent the drive from functioning as intended.

Additional Steps

Steps 1–2 are listed in Priority Fix.

1. 3

   If the issue remains after initialization, contact Yaskawa to replace the control board or the entire drive.