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Siemens SINUMERIK Controller
Program/G-code · Intermediate · 30-120 minutes
Siemens 840D 100003 - Test version only !
SIEMENS alarm 100003 'Test version only!' indicates the SINUMERIK system is running on test or development software that should not be used in production environments. This alarm fires when the NCK kernel detects it's operating with non-release firmware or when test parameters are active in the system configuration.
Siemens 840D 100003 - Test version only !
Test version only !
Siemens SINUMERIK operator message 100003: Test version only!. This is an informational message from the SINUMERIK control indicating a system status or operation result that may require operator action.
Root Cause Summary
SIEMENS alarm 100003 'Test version only!' indicates the SINUMERIK system is running on test or development software that should not be used in production environments. This alarm fires when the NCK kernel detects it's operating with non-release firmware or when test parameters are active in the system configuration.
Safety
Causes and Fixes
Check NCK software version
Navigate to HMI → Diagnostics → Version → NCK and verify the software version string for 'TEST' or 'BETA' designations.
Production versions typically have format 'V8.5.xx.xx' without additional suffixes
Access SINUMERIK software manager
Use StartDrive or SINUMERIK Operate to check installed software packages in System → Software.
Document current configuration before making changes
Install production firmware
Load certified production firmware via CF card or network using the standard SINUMERIK update procedure.
Always use firmware versions certified for your specific machine configuration
Call a technician if:
Prevention
Common Mistakes
Seeing Multiple Alarms?
Seeing another alarm with this one? Enter the code.
AxisMD logs alarms against your actual machines, tracks patterns, and gives AI context your manual doesn't have.
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Always verify with your machine manual or a certified technician before performing service procedures.