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Siemens SINUMERIK Controller
Program/G-code · Intermediate · 30-120 minutes
Siemens 840D 129936 - Initialization not yet executed.
This alarm occurs when an operation is attempted before the ITS server initialization is complete. Retry the operation after ensuring initialization.
129936
Siemens 840D 129936 - Initialization not yet executed.
Initialization not yet executed.
Siemens SINUMERIK message 129936: Initialization not yet executed. This is an operator information message from the SINUMERIK control. Note the complete message text as it may contain important parameter values.
Root Cause Summary
This alarm occurs when an operation is attempted before the ITS server initialization is complete. Retry the operation after ensuring initialization.
Safety
- Refer to Siemens documentation
- Ensure qualified technician performs repairs
Causes and Fixes
- 1
Wait for initialization
Allow time for the ITS server to complete its initialization process.
- 2
Retry operation
Attempt the operation again after confirming initialization is complete.
- 3
Check system status
Verify system status on the control panel to ensure no other issues are delaying initialization.
Call a technician if:
- ·If initialization fails repeatedly despite waiting
- ·If system status indicates an underlying issue
Prevention
- Ensure system initialization before starting operations
- Use system readiness checks in programs if applicable
Common Mistakes
- Starting operations immediately after power-up
- Ignoring system status messages
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