Siemens 799 fault code meaning
Siemens / 799
Series: SIMODRIVE 611U
FEPROM backup and HW Reset required
servo drive
Meaning: Parameters were re-calculated. Parameters must be saved and the module run up again after this new calculation.
Possible causes
Source: SIMODRIVE 611 universal Function Manual FBU 05/2010 (EN, Siemens official site) 7.3