Okuma Alarm-D 4877 Invalid positioning point
1->Machine parameter “UL POINT” is not met [parameter condistions] or is not setting.
parameter conditions
The following condition is met:
UL-axis minus limit =< A < B < C < D =< UL-axis plus limitA. POINT(1st-spindle IN)B. POINT(1st-spindle OUT)C. POINT(2nd-spindle OUT)D. POINT(2nd-spindle IN)E. POINT(retract positon)