Sinumerik Alarm 6550 Too many subdirectories
The number of subdirectories in a directory of the NCK has reached the maximum limit.
– Alarm display.
Please inform the authorized personnel/service department.
• Delete or empty subdirectories in the respective directory, or
• Increase $MM_NUM_SUBDIR_PER_DIR.
Clear alarm with the Delete key or NC START.
- Siemens Diagnostics Guide by Siemens