Okuma Alarm-A 1176 Mistake in data from NC to MCS
The NC and the inverter unit exchange commands and responses at constant intervals according to the specified protocol through the servo link. In this communication, a wrong protocol or abnormal timing was used to transfer the data from NC to the inverter unit.
Object
Axis name or none (spindle)
Character-string
None
Code
Number indicating the error content
1: A-buffer Software synchronization error
2: A-buffer Format code error
3: B-buffer Software synchronization error
4: B-buffer Format code error
5: B-buffer Block number error
Probable Faulty Locations
– Inverter unit control board
– NC software
– Inverter unit control board not compatible with NC software
– FCP board