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Warnings, faults and system messages
9.6 List of fault codes and alarm codes
Cause:
An exception occurred during an operation with the FloatingPoint data type.
The error may be caused by the basic system or an OA application (e.g. FBLOCKS, DCC).
Fault value (r0949, interpret hexadecimal):
Only for internal Siemens troubleshooting.
Note:
Refer to r9999 for further information about this fault.
r9999[0]: Fault number.
r9999[1]: Program counter at the time when the exception occurred.
r9999[2]: Cause of the FloatingPoint exception.
Bit 0 = 1: Operation invalid
Bit 1 = 1: Division by zero
Bit 2 = 1: Overflow
Bit 3 = 1: Underflow
Bit 4 = 1: Inaccurate result
Remedy:
- carry out a POWER ON (switch-off/switch-on) for all components.
- check configuration and signals of the blocks in FBLOCKS.
- check configuration and signals of DCC charts.
- upgrade firmware to later version.
- contact Technical Support.
F01002
Internal software error
Reaction:
OFF2
Acknowledge:
IMMEDIATELY
Cause:
An internal software error has occurred.
Fault value (r0949, interpret hexadecimal):
Only for internal Siemens troubleshooting.
Remedy:
- carry out a POWER ON (switch-off/switch-on) for all components.
- upgrade firmware to later version.
- contact Technical Support.
F01003
Acknowledgment delay when accessing the memory
Reaction:
OFF2
Acknowledge:
IMMEDIATELY
Cause:
A memory area was accessed that does not return a "READY".
Fault value (r0949, interpret hexadecimal):
Only for internal Siemens troubleshooting.
Remedy:
- carry out a POWER ON (switch-off/switch-on) for all components.
- contact Technical Support.
N01004 (F, A) Internal software error
Reaction:
NONE
Acknowledge:
NONE
Cause:
An internal software error has occurred.
Fault value (r0949, hexadecimal):
Only for internal Siemens troubleshooting.
Remedy:
- read out diagnostics parameter (r9999).
- contact Technical Support.
See also: r9999 (Software error internal supplementary diagnostics)
754
Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB
SINAMICS G120XA converter
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