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Warnings, faults and system messages
9.6 List of fault codes and alarm codes
Cause:
Module booting was interrupted several times. As a consequence, the module boots with the factory setting.
Possible reasons for booting being interrupted:
- power supply interrupted.
- CPU crashed.
- parameterization invalid.
Remedy:
- carry out a POWER ON (switch-off/switch-on). After switching on, the module reboots from the valid parameterization (if
available).
- restore the valid parameterization.
Examples:
a) Carry out a first commissioning, save, carry out a POWER ON (switch-off/switch-on).
b) Load another valid parameter backup (e.g. from the memory card), save, carry out a POWER ON (switch-off/switch-on).
Note:
If the fault situation is repeated, then this fault is again output after several interrupted boots.
A01019
Writing to the removable data medium unsuccessful
Reaction:
NONE
Acknowledge:
NONE
Cause:
The write access to the removable data medium was unsuccessful.
Remedy:
Remove and check the removable data medium. Then run the data backup again.
A01020
Writing to RAM disk unsuccessful
Reaction:
NONE
Acknowledge:
NONE
Cause:
A write access to the internal RAM disk was unsuccessful.
Remedy:
Adapt the file size for the system logbook to the internal RAM disk (p9930).
See also: p9930 (System logbook activation)
A01021
Removable data medium as USB data storage medium from the PC used
Reaction:
NONE
Acknowledge:
NONE
Cause:
The removable data medium is used as USB data storage medium from a PC
As a consequence, the drive cannot access the removable data medium. When backing up, the configuration data cannot
be saved on the removable data medium.
Alarm value (r2124, interpret decimal):
1: The know-how protection as well as the copy protection for the removable data medium is active. Backup is inhibited.
2: The configuration data are only backed up in the Control Unit.
See also: r7760, r9401
Remedy:
Deactivate the USB connection to the PC and back up the configuration data.
Note:
The alarm is automatically canceled when disconnecting the USB connection or when removing the removable data
medium.
See also: r9401 (Safely remove memory card status)
F01023
Software timeout (internal)
Reaction:
NONE
Acknowledge:
IMMEDIATELY
Cause:
An internal software timeout has occurred.
Fault value (r0949, interpret decimal):
Only for internal Siemens troubleshooting.
974
Operating Instructions, 06/2019, FW V1.01, A5E44751209B AC
SINAMICS G120X converter
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