Siemens SINAMICS G120D List Manual page 787

Remedy: - try to save again.
- replace the memory card or Control Unit.
F01112 CU: Power unit not permissible
Reaction: NONE
Acknowledge: IMMEDIATELY
Cause: The connected power unit cannot be used together with this Control Unit.
Fault value (r0949, interpret decimal):
1: Power unit is not supported (e.g. PM340).
Remedy: Replace the power unit that is not permissible by a component that is permissible.
F01120 (A) Terminal initialization has failed
Reaction: OFF1 (OFF2)
Acknowledge: IMMEDIATELY (POWER ON)
Cause: An internal software error occurred while the terminal functions were being initialized.
Fault value (r0949, interpret hexadecimal):
Only for internal Siemens troubleshooting.
Remedy: - carry out a POWER ON (power off/on) for all components.
- upgrade firmware to later version.
- contact the Hotline.
- replace the Control Unit.
F01122 (A) Frequency at the measuring probe input too high
Reaction: OFF1 (OFF2)
Acknowledge: IMMEDIATELY
Cause: The frequency of the pulses at the measuring probe input is too high.
Fault value (r0949, interpret decimal):
1: DI 1
2: DI 3
Remedy: Reduce the frequency of the pulses at the measuring probe input.
F01205 CU: Time slice overflow
Reaction: OFF2
Acknowledge: POWER ON
Cause: Insufficient computation time.
Fault value (r0949, interpret hexadecimal):
Only for internal Siemens troubleshooting.
Remedy: Contact the Hotline.
F01250 CU: CU-EEPROM incorrect read-only data
Reaction: NONE (OFF2)
Acknowledge: POWER ON
Cause: Error when reading the read-only data of the EEPROM in the Control Unit.
Fault value (r0949, interpret decimal):
Only for internal Siemens troubleshooting.
Remedy: - carry out a POWER ON.
- replace the Control Unit.
A01251 CU: CU-EEPROM incorrect read-write data
Reaction: NONE
Acknowledge: NONE
Cause: Error when reading the read-write data of the EEPROM in the Control Unit.
Alarm value (r2124, interpret decimal):
Only for internal Siemens troubleshooting.
Remedy: For alarm value r2124 < 256, the following applies:
- carry out a POWER ON.
- replace the Control Unit.
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SINAMICS G120D List Manual (LH14), 01/2013
Faults and alarms
List of faults and alarms
3-787