Siemens F31804 fault code meaning
Siemens / F31804
Series: G120-CU250S-2
Encoder 1: Checksum error
converter
Meaning: A checksum error occurred while reading the program memory on the encoder module.
Possible causes
Source: SINAMICS G120, Control Unit CU250S-2 P1521
Series: G130-G150
Encoder 1: CRC CODE RAM
converter
Meaning:
Possible causes
Source: G150 P939
Series: S110
Encoder 1: Checksum error
servo drive
Meaning: A checksum error occurred while reading the program memory on the encoder module.
Possible causes
Source: SINAMICS S110 P1134
Series: S210
Motor encoder: Encoder module checksum error
servo drive
Meaning: A checksum error occurred while reading the program memory on the encoder module.
Possible causes
Source: SINAMICS S210_SIMOTICS S-1FK2 and S-1FT2 P1383