Okuma Alarms Errors

Okuma Alarm-A 1435 Turret interference The ZB-axis has moved to a position shorter than the preset ZB-axis work transfer point under the new LT control, while the Bturret is not…

Okuma Alarm-A 1436 Power ON APA deviation After a power supply input, APA deviation became excessive at the time of power sequent execution. Or, the value of detector coupling compenzation…

Okuma Alarm-A 1440 Steady rest-Tailstock interlock Code 1->A position command of programable tailstock is over than maximum distance of a steady rest and a tailstock. 2->A position command of programable…

Okuma Alarm-A 1357 Positioning uncertain The input signal notifying that positioning of the spring alignment tool is not confirmed went OFF.

Okuma Alarm-A 1453 Heavy work data not found There are not “Heavy Work DATA” that selected by the parameter in axis-data-file. Probable Faulty Locations Axis data file

Okuma Alarm-A 1460 TEMP RISE LIMIT OVER Temperature rise value has exceeded the limit value. Character-string None Code XYY X=0->Temperature rise value has exceeded the limit value. X=1->Thermal deviation compensation…

Okuma Alarm-A 1463 Spindle moved inside transportation barrier Spindle entered into a barrier-area that set by the parameter of work transportation barrier data. Probable Faulty Locations Program error

Okuma Alarm-A 1467 Position scale error XS-axis The Xs-axis(cam-axis) position encoder(optical scale) is faulty. Index None Character-string None Code None Probable Faulty Locations Faulty optical scale or pulse sinnal unit…

Okuma Alarm-A 1483 PSCB INT task loop error The INT task loop error occured with the PSC board. Index None Character-string None Code Program counter of the program block involved…

Okuma Alarm-A 1468 Servo amp error XS-axis The Xs-axis(cam-axis) servo controller is faulty. Index None Character-string None Code None Probable Faulty Locations Faulty servo controller(fuse blown) Measures to Take Replace…

Okuma Alarm-A 1484 PSCB EC task loop error Before the currently EC task is completed, the task is going to be started. Index None Character-string None Code None Probable Faulty…

Okuma Alarm-A 1469 APA speed XS-axis Actual position velocity of Xs-axis exceeds 15 m/min. Index None Character-string None Code Hexadecimal of APA velocity(unit:0.2 um/s) Probable Faulty Locations Faulty position encoder….

Okuma Alarm-A 1485 PSCB Time sharing task error Time sharing task control is not impossible with the PSC board. Index None Character-string None Code None Probable Faulty Locations Faulty PSC…

Okuma Alarm-A 1470 APA range XS-axis Actual position reachea the soft-limit during synchronization operation (in other than learning). During learning operation, actual position data exceeds the value which is the…

Okuma Alarm-A 1471 CON speed XS-axis When the Xs-axis(cam-axis) machining data and the compensation data are calculated and set to the memory, the spindle exceeds the allowable limit. Index None…

Okuma Alarm-A 1472 Stroke end over XS-axis The Xs-axis(cam-axis) reaches the travel end. Index None Character-string None Code 1->Emergency limit in the positive direction 2->Emergency limit in the negative direction…

Okuma Alarm-A 1473 Actual position initialization error XS-axis Xs-axis(cam-axis) has not returned to the zero point correctly. Index None Character-string None Code 1->The Xs-axis fails to enter the zero return…

Okuma Alarm-A 1489 First time drift compensation value over The first drift compensation value of the Xs-axis(cam-axis) exceeded the allowable limit. Index None Character-string None Code Hexadecimal of drift compensation…

Okuma Alarm-A 1474 Learning control error XS AXIS Any of the following errors occurred during learning control mode. – The learning command is given while in asynchronization control mode. –…

Okuma Alarm-A 1475 CAM execution data not selected XS-axis When the synchronization command is designated, the cutting data has not been transferred to the PSC board. Index None Character-string None…

Okuma Alarm-A 1465 Spindle low acceleration mode condition M671 or M672 command was issued while the spindle was not stopped. Object None Character-string None Code None

Okuma Alarm-A 1466 HOB cutting overload Spindle,M-spindle,Y-axis had big DIFF value during HOB cutting. Code 1->Main spindle or Sub spindle DIFF over 2->MA-axis or MB-axis DIFF over 3->Monitoring-axis(XA-axis or YB-axis)…

Okuma Alarm-A 1482 PSCB Real-time task error Real time task control is not impossible with the PSC board. Index None Character-string None Code None Probable Faulty Locations Faulty PSC board….

Okuma Alarm-A 1478 Chuck coordinates mismatch ACC coordinates (Cutting Station or Select Station) is not corresponding. Object Turret 01:A-turret 02:B-turret Character-string None Code X X=1->The axis movement instruction was executed,…

Okuma Alarm-A 1479 PSCB command error More than one command is sent simultaneously to the PSC board. This error does not occur usually. Index None Character-string None Code None

Okuma Alarm-A 1480 DIFF over XS-axis Follow-up error of the Xs-axis(cam-axis) exceeds the allowable limit. Index None Character-string None Code Hexadecimal of follow-up error(units:0.2 us) Probable Faulty Locations Mechanical ploblems…

Okuma Alarm-A 1481 Drift compensation value over The drift compensation value of the Xs-axis(cam-axis) exceeds the allowable limit. Index None Character-string None Code Hexadecimal of drift compensation value (units:0.2 um)…

Okuma Alarm-A 1486 PSCB Exception error Abnormal exception occurred with the PSC board. Index None Character-string None Code None Probable Faulty Locations Faulty PSC board. Measures to Take Replace the…

Okuma Alarm-A 1487 PSCB Memory test error The memory of the PSC board does not work normally. Index None Character-string None Code None Probable Faulty Locations Faulty PSC board. Measures…

Okuma Alarm-A 1488 PSCB Overheat Overheat of the cam-axis drive motor or the servo amplifier. Index None Character-string None Code None Probable Faulty Locations Motor … The thermal protector is…

Okuma Alarm-A 1476 Learning control command XS-axis The learning control commands is designated while the control mode is not the synchronization mode. Index None Character-string None Code 1 Probable Faulty…

Okuma Alarm-A 1477 Syncronous mode command The synchronous mode operation command is designated while spindle rotation command has not been designated. The synchronous operation start command is designated in the…

Okuma Alarm-A 1510 Unable to execute Hi-CUT Pro control Hi-CUT Pro control was attempted although the conditions for executing Hi-CUT Pro control were not met. Index None Character-string None Code…

Okuma Alarm-A 1521 NC tailstock error NC Tailstock Error Object None Character-string None Code 1->A spring stopper came off during movement in the low thrust mode. Probable Faulty Locations 1->A…

Okuma Alarm-A 1522 Linear guide cover interference area Axis entered into a Linear guide interference position area. Or it ordered in the linear guide cover interference area when the restart…