Siemens SINAMICS G120 Getting Started page 29

Fault Cause
F00072 USS setpoint fault
F00090 Encoder feedback loss
F0395 The fault occurs after a CU/PM swap or
startup clone. It can also be cause by a
faulty read from the EEPROM.
Alarm Meaning
A0700 Correct the PROFIBUS configuration
A0702 Check connector, cable and PROFIBUS
master.
A0703 Check setpoints from the PROFIBUS
master. Switch SIMATIC CPU to "RUN".
A0704 Activate internode transmitter.
A0705 None (fault is with the inverter).
A0706 None diagnostic parameter r2041.
A0710 Communication interface on Control Unit
may be broken.
A0711 Check P0918 address and P2041.
CU240E
Getting Started, 10/2007, A5E01301680B AA
Remedy
Check USS master
Check that the encoder is installed and
commissioned correctly.
The parameter or configuring settings by the
PROFIBUS master are invalid.
The link to the PROFIBUS is interrupted.
No setpoints or invalid setpoints (control
word = 0) are being received from the
PROFIBUS master.
At least one configured internode transmitter
is not yet active, or has failed.
No actual values received from inverter.
PROFIBUS DP software error.
Inverter has detected failure of PROFIBUS
communications link.
Invalid value of PROFIBUS parameter.
Diagnostics
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