Okuma Alarms Errors

Okuma Alarm-P 0818 ADP initialization failure An alarm occurred while the AD conversion processor board was initialized after power ON. Object None Character-string None Code X X=1:Synchronous counter value remains…

Okuma Alarm-P 0825 AXIS CONSTRUCTION name not set The name of the specified axis construction setting has not been set. Code Set value of axis construction number Probable Faulty Locations…

Okuma Alarm-P 0815 PLC real-time task loop error The real time task indicated by the character-string failed to end within the preset processing time. Object None Character-string AAAABB AAAA-> Task…

Okuma Alarm-P 0816 PLC initialization error An error was detected in the checking process for activating the PLC. Index None Character-string None Code XX =1…NC-PLC synchronous parameter is not found….

Okuma Alarm-P 0817 MCS error An error occurred under the control by MCS. Index Axis name or none Character-string None Code XXZZAAAA XYZZ: 0 AAAA: 1= Processing does not end…

Okuma Alarm-P 0820 Machine data file read At power on, the machine data file (GNCUB*.PBU) cannot be read from memory (sector device MD0A:) correctly. Object None Character-string None Code 1…

Okuma Alarm-P 0821 Spindle gear ratio For the spindle speed control, the gear ratio data set in the servo data PBU file (SVGU*.PBU) is incorrect. 1) If the gear ratio…

Okuma Alarm-P 0822 Wheel data file read At power on, the wheel data pair number extension file (GNCUD*.PBU) cannot be read from memory (sector device MD0A:) correctly. Object None Character-string…

Okuma Alarm-P 0823 AXIS CONSTRUCTION DATA setting error The axis construction setting, specified by the axis construction number, is not set correctly. Code XY X=1 ->In the system of axis…

Okuma Alarm-P 0824 Unit connection mistake Unit connection does not match the axis construction setting. Axis connection construction number (PLC -> NC word data WU) and the setting of the…

Okuma Alarm-P 0826 AXIS CONSTRUCTION DATA file read The axis construction setting data file (SAXD*.PBU) does not exist in MD0:. Code 1 Probable Faulty Locations Axis construction setting data file…

Okuma Alarm-P 0827 Control axis not found The control axis bit data (PLC -> NC bit data U.) is “0”. Code Set value of axis construction number Probable Faulty Locations…

Okuma Alarm-P 0828 Wire feed axis No. error The axis specified by the wire feed axis number (PLC -> NC word data WU) is not an infinite linear axis. The…

Okuma Alarm-P 0833 MCS option program file not sent The optional program file for MCS has not been transferred to the MCS. Object Axis name or none Character-string None Code…

Okuma Alarm-P 0837 Loader spec. code data error Error in the Loader Spec. Code Data File. Code 1 -> No spec. Code Data File (search error). 2 -> Other than…

Okuma Alarm-P 0840 SuperHi-NC specification mismatch Super Hi-NC specification is not selected though NURBS command specification is selected.

Okuma Alarm-P 0841 FCP4 board detected error FCP4 board fell into an abnormal state. Character-string AAAABB AAAA: Name of task being executed BB: Program module being executed Code WWXXYYZZ WW=0…

Okuma Alarm-P 0842 Safety monitor spec. error Conditions for connecting the safe speed monitor are not met. Or, the guard number in the axis data file for safe speed monitor…

Okuma Alarm-P 0845 Specification code setting failure The set specification code is not selectable. A required specification code is not set. Specification codes are inconsistently combined. Code 1-> All the…

Okuma Alarm-P 0846 Thermal deviation comp. backup data file read Backup file for thermal deviation compensation (LNCUF) is not found or the file type is wrong. Index None Character-string None…

Okuma Alarm-P 0834 MCS servo data error Erroneous servo data has been transferred to MCS. Object Axis name or none Character-string None Code XXXXYYZZ XXXX = ID number YY =…

Okuma Alarm-P 0835 MCS communication error An error occurred during shake-hand communication with MCS. Object Axis name or none Character-string Shake-hand communication error number (2 digits),error data (8 digits), and…

Okuma Alarm-P 0836 Program request illegal The processing request number from the CNC software to the loader software was illegal. Code Request number (hex.) Probable Faulty Locations Error in CNC…

Okuma Alarm-P 0838 Loader backup data file read error Unable to read the Loader Backup Data File from memory. Code XYYZZZZ X: 0 -> R side 1 -> L side…

Okuma Alarm-P 0839 Specification conditions failure Specification code, a software system or hardware composition is bad. Code XXX 1:No co-processor for Hi-cut spec. on the compact main board. 300:No SSU…

Okuma Alarm-P 0847 DNC-DT preload task start error Activation of future reading task of API did not terminate normally. Index None Character-string None Code Error code of API

Okuma Alarm-P 0848 PSCB error An error occurred in the PSC board for can turning lathe. Code 1->Clock stop error 2->Parity error in compensation data memory(C0) 4->Parity error in compensation…

Okuma Alarm-P 0849 Synchronous axis tandem control initialization failure ERROR occurred in intial changing of synchronism-axis of tandem control. Object Axis or None Character-string None Code XXYY XX=Cause YY=Pair Number…

Okuma Alarm-P 0850 MCS Undefined alarm number The MCS caused an error related with axis control. Object Axis name or none (spindle) Character-string Alarm number in decimal Code Alarm code…

Okuma Alarm-P 0851 MCS Inverter unit fault A fatal alarm occurred while the MCS inverter unit and MCS software are executing their processing. Object Axis name or none (spindle) Character-string…

Okuma Alarm-P 0858 MCS Power unit overheat The inverter unit has detected excessive current flowing in the motor cable. The inverter unit temperature has risen abnormally. Object Axis name or…

Okuma Alarm-P 0859 MCS Power unit overload The inverter load has exceeded the specified value, activating the overload protection function. Object Axis name or none (spindle) Character-string None Code YYYYZZZZ…

Okuma Alarm-P 0860 MCS Supply voltage flutter The power unit input voltage is abnormally high or low. Object Axis name or none (spindle) Character-string None Code Detected abnormal voltage in…

Okuma Alarm-P 0861 MCS Inverter capacity differs from spec. The inverter unit allowable current is smaller than the current limit specified in the servo data file. Object Axis name or…

Okuma Alarm-P 0863 MCS Encoder link error An alarm occurred in encoder link communication, making it impossible to detect position or speeds. Object Axis name or none (spindle) Character-string None…