Siemens F30903 fault code meaning
Siemens / F30903
Series: DCM-6RA80
Power unit: I2C bus fault
DC drive
Meaning: Communication with EEPROM or the analog-to-digital converter is faulty.
Possible causes
Source: SINAMICS DCM, Parameter Manual, firmware version 1.5 SP2 (based on 5.1 SP2) P1059
Series: G110M, G115D, G120C, G120D, G130-G150, S120-S150
Power unit: I2C bus fault
converter
Meaning: Communication with EEPROM or the analog-to-digital converter is faulty.
Possible causes
Source: SINAMICS G110M P755; SINAMICS G115D P814; SINAMICS G120C P724; SINAMICS G120D Control Unit CU240D- 2_CU250D- 2 P940; SINAMICS G130_G150 P1784; SINAMICS S120_S150 P2965
Series: G120-CU240B-E-2, G120-CU250S-2
Power unit: I2C bus fault
converter
Meaning: Communication with EEPROM or the analog-to-digital converter is faulty.
Possible causes
Source: SINAMICS G120, Control Unit CU240B-2_CU240E-2 P785; SINAMICS G120, Control Unit CU250S-2 P1495
Series: G120X, G120XA
Power unit: I2C bus fault
converter
Meaning: Communication with EEPROM or the analog-to-digital converter is faulty.
Possible causes
Source: SINAMICS G120X converter P1419; SINAMICS G120XA PN converter P1328
Series: G200, G220
Power unit: I2C bus fault
converter
Meaning:
Possible causes
Source: SINAMICS G200 converter P783; SINAMICS G220 converter P1479
Series: G210, G210X, S220
Power unit: I2C bus fault
converter
Meaning: A communication error occurred with EEPROM or the analog-to-digital converter.
Possible causes
Source: SINAMICS G210 converter P1225; SINAMICS G210X converter P1051; SINAMICS S220 converter P2503
Series: S110
Power unit: I2C bus fault
servo drive
Meaning: Communication with EEPROM or the analog-to-digital converter is faulty.
Possible causes
Source: SINAMICS S110 P1110
Series: S200
Power unit: I2C bus fault
servo drive
Meaning:
Possible causes
Source: SINAMICS S200 PROFINET_SIMOTICS S-1FL2 P578