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A01251 alarm in siemens G120 Drive

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(@click2electro)
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Cause : CU-EEPROM incorrect read-write data - comes when reading the read-write data of the EEPROM in the Control Unit.

- carry out a POWER ON.
- replace the Control Unit.

For alarm value r2124 >= 256, the following applies:

- clear the fault memory (p0952 = 0).
- replace the Control Unit.

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