Remedy: - Carry out a POWER ON (switch-o/switch-on).
- Replace t
he converter.
A01251 CU: CU-EEPROM incorrect read-write data
Message class: Hardware/software error (1)
Message value: %1
Component: Control Unit (CU)
Response: NONE
Acknowledgment: NONE
Cause: Error when reading the read-write data of the EEPROM in the converter.
Alarm v
alue (r2124, int
erpr
et decimal):
Only for internal Siemens troubleshooting.
Remedy: For alarm value r2124 < 256, the following applies:
- Carry out a PO
WER ON (switch-o/switch-on).
- Replace the converter.
For alarm value r2124 >= 256, the following applies:
- For the converter with this alarm, clear the fault memory (p0952 = 0).
- Replace the converter.
F01255 CU: Option Board EEPROM read-only data error
Message class: Hardware/software error (1)
Message value: %1
Component: None
Response: NONE
Acknowledgment: POWER ON
Cause: Error when reading the read-only data of the EEPROM in the Option Board.
F
ault value (r0949, int
erpret decimal):
Only for internal Siemens troubleshooting.
Remedy: - Carry out a POWER ON (switch-o/switch-on).
- Replace t
he Control Unit.
A01256 CU: Option Board EEPROM read-write data error
Message class: Hardware/software error (1)
Message value: %1
Component: None
Response: NONE
Acknowledgment: NONE
Cause: Error when reading the read-write data of the EEPROM in the Option Board.
Alarm v
alue (r2124, interpr
et decimal):
Only for internal Siemens troubleshooting.
Remedy: - Carry out a POWER ON (switch-o/switch-on).
- Replace t
he Control Unit.
A01314 Topology: Component must not be present
Message class: Error in the parameterization / conguration / commissioning pr
ocedure (18)
Message value: %1, to %2, %3, connection: %4
Component: None
Response: NONE
System messages
12.3Faults and alarms
SINAMICS S200 PROFINET servo drive system with SIMOTICS S-1FL2
Operating Instructions, 11/2023, FW V6.3, A5E51646752B AB 455
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