Troubleshooting steps
high
SINUMERIK 840D sl
25015 – Axis reference point not found
Axis reference point search failed
Details
alarm
Error typeReference point
MeaningReference point search failure encoder fault
Typical causesCheck encoder verify reference mark check reference point search
Solutionshigh
Severity25057
Catalog references
System Information
SINUMERIK 840D sl25015
Utilities
Troubleshooting Steps
Other alarms
Other SINUMERIK 840D sl Alarms
22050 – Channel not ready
NC channel failed to initialize or is in error state
22051 – Channel initialization error
Channel failed to initialize during startup
22052 – Channel mode error
Channel mode conflict or invalid mode
25000 – Emergency stop active
Emergency stop button pressed or safety circuit activated
25050 – Axis hardware fault
Axis drive or motor detected a hardware fault condition
FAQ
Common questions
What is reference point?
Reference point is machine zero position for axis.
Community
Discussion & Experiences
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