YASKAWA Smart Series Application Note page 31

If the SMART Series robot is equipped with Power and Force Limiting (PFL) technology, a "PFL Board
FLASH Reset" will also be required. In Security Level = "Safety", scroll to this entry and press {SELECT}. A
dialog appears: {Reset?} → {Yes}
Restart the robot controller (~2-3 minutes) after all resets are complete to exit Maintenance Mode.
Close Software Pendant and switch to Smart Pendant for the remainder of the setup procedure.
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