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Heidenhain Controller
Servo/Axis · Intermediate · 30-120 minutes
HEIDENHAIN 2A0-0058 - Too many points
Alarm 2A0-0058 occurs when the TNC control exceeds the maximum limit of 893 stored digitizing points during manual probing operations in MDI mode. This typically happens during extensive workpiece measurement or when points are not properly cleared between operations.
HEIDENHAIN 2A0-0058 - Too many points
Too many points
Maximum point storage exceeded during digitizing range creation in MDI mode. System limit is 893 points.
Root Cause Summary
Alarm 2A0-0058 occurs when the TNC control exceeds the maximum limit of 893 stored digitizing points during manual probing operations in MDI mode. This typically happens during extensive workpiece measurement or when points are not properly cleared between operations.
Safety
Causes and Fixes
Access point memory management
Press TOUCH PROBE key, then select 'Point Memory' from the touch probe menu to view current point count.
Check the point counter display to see exactly how many points are stored
Clear stored digitizing points
In Point Memory menu, select 'Delete All Points' or use softkey 'CLEAR ALL' to remove all stored digitizing points from memory.
Ensure you have saved any required measurement data before clearing points
Verify point memory reset
Confirm point counter shows 0 stored points and attempt digitizing operation again in MDI mode.
Set up a routine to clear points after each measurement cycle to prevent recurrence
Call a technician if:
Prevention
Common Mistakes
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