Okuma Alarm-B 2557 Illegal steady rest command
The numerical value is not between from -99999.999 to 99999.999. or the incremental word is not between from -99999.999 to 99999.999 when converted into absolute value.
Hexadecimal number of the programmed steady-rests command
Probable Faulty Locations
Measures to Take
Change steady-rests command value so that it is within the allowable range.