Siemens F31950 fault code meaning
Siemens / F31950
Series: G120-CU250S-2, G120D, S120-S150
Encoder 1: Internal software error
converter
Meaning: An internal software error occurred.
Possible causes
Source: SINAMICS G120, Control Unit CU250S-2 P1535; SINAMICS G120D Control Unit CU240D- 2_CU250D- 2 P947; SINAMICS S120_S150 P3022
Series: G210, G220
Motor encoder: Internal software error
converter
Meaning: An internal software error occurred.
Possible causes
Source: SINAMICS G210 converter P1277; SINAMICS G220 converter P1527
Series: S200
Motor encoder: Internal software error
servo drive
Meaning: An internal software error occurred.
Possible causes
Source: SINAMICS S200 PROFINET_SIMOTICS S-1FL2 P589
Series: S210
Motor encoder: Internal software fault
servo drive
Meaning: An internal software fault has occurred.
Possible causes
Source: SINAMICS S210_SIMOTICS S-1FK2 and S-1FT2 P1391
Series: S220
Motor encoder: Internal software error
converter
Meaning:
Possible causes
Source: SINAMICS S220 converter P2559