Troubleshooting steps
low
SINUMERIK 840D sl
HMI display error
alarm
Catalog references
Utilities
Troubleshooting steps
low
Other alarms
NC channel failed to initialize or is in error state
Channel failed to initialize during startup
Channel mode conflict or invalid mode
Emergency stop button pressed or safety circuit activated
Axis drive or motor detected a hardware fault condition
FAQ
Can I continue?
Yes but display may be unavailable
Community
Share your experience, solutions, or ask questions about this error code. Help others troubleshoot!
Loading comments...