Troubleshooting steps
Release emergency stop button check safety circuits verify all safety conditions satisfied
Siemens CNC
25000 – Emergency stop active
Emergency stop button pressed
Details
Emergency stop circuit is active preventing machine operation.
Error typealarm
MeaningEmergency stop
Typical causesEmergency stop button pressed safety circuit activated
SolutionsRelease emergency stop button check safety circuits verify all safety conditions satisfied
Severityhigh
Catalog references
System Information
Siemens CNC25000
Utilities
Troubleshooting Steps
Other alarms
Other Siemens CNC Alarms
22050 – Channel not ready
Channel initialization error
25050 – Axis hardware fault
Axis drive hardware error
21000 – NC alarms alarm (808D)
NC alarms detected. Check system status.
21002 – NC alarms alarm (808D)
NC alarms detected. Check system status.
21006 – NC alarms alarm (808D)
NC alarms detected. Check system status.
FAQ
Common questions
How do I reset?
Release emergency stop button and press reset. Check all safety interlocks first.