Slot Fault

What does 54 mean?

A defective option board or slot has been detected in one of the drive's expansion slots (A, B, C, D, or E). This indicates a hardware issue with an installed option board or its physical slot on the control unit. Such faults can disable functionality provided by the option board or prevent drive operation.

Additional Steps

Steps 1–2 are listed in Priority Fix.

1. 3

   Contact your nearest distributor for further instructions, especially if the fault persists after re-seating or replacing the board.