Okuma Alarms Errors

Okuma Alarm-A 1113 MCS Parameter learning error An error occurred in the correction parameter learning. Object SYSTEM Code 1->G266 was commanded when the spindle is rotating. 2->Parameter learning broke. 3->The…

Okuma Alarm-A 1114 MCS Inertia identification error An error occurred in the spindle inertia identification. Object None Code 1->It was executed when the spindle is rotating. 2->It was executed at…

Okuma Alarm-A 1120 Overload detected. Overload of External motor was detected in “GENERAL OVERLOAD DETECT” Object Case Parallel 2 spindle : Machine system Case Other : None Character-string Refer to…

Okuma Alarm-A 1123 Safety speed monitor error An error occurred in the safety speed monitor. Object None Character-string None Code 0x61XX0000->Speed over XX=Axis number of the target axis 0x62XX0000->Parameter setting…

Okuma Alarm-A 1132 VDU communication error An error occurred in the VDU(Vibration Detect Unit) communication link, disabling the VDU from detecting acceleration. Object Axis name or none (spindle) Character-string None…

Okuma Alarm-A 1135 MCS DD encoder link error An error occurred in the encoder communication link. Object Axis name or none (spindle) Character-string None Code XXYYZZZZ XX = $FF (fixed)…

Okuma Alarm-A 1136 MCS DD encoder error The DD encoder has become undetectable. Object Axis name or none (spindle) Character-string None Code XXYYZZZZ XX = Positional data status bit7 :…

Okuma Alarm-A 1137 MCS DD Encoder (slave sensor) error The DD encoder (slave sensor) has become undetectable. Object Axis name or none (spindle) Character-string None Code XXYYZZZZ XX = Positional…

Okuma Alarm-A 1138 MCS DD encoder initialization failure An error occurred in the initialization of the DD encoder. Object Axis name or none (spindle) Character-string None Code XXYYZZZZ XX =…

Okuma Alarm-A 1152 Mistake in data from MCS to NC MCS Object Axis name or none (spindle) Character-string None Code XXZZAAAA XX: 04…The self-diagnostic data has an error. (ZZ: Received…

Okuma Alarm-A 1151 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-A 1157 MCS Motor overcurrent The inverter unit has detected excessive current flowing in the motor cable. Object Axis name or none (spindle) Character-string None Code XXXXYYYY XXXX= U-phase…

Okuma Alarm-A 1158 MCS Power unit overheat The inverter unit temperature has risen abnormally. Object Axis name or none (spindle) Character-string None Code 1 (fixed) Probable Faulty Locations – Inverter…

Okuma Alarm-A 1159 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-A 1160 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-A 1161 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-A 1162 MCS Winding change failure The winding-change magnet switch does not come on. Object Axis name or none (spindle) Character-string None Code YYYYZZZZ If YYYY = 0000 ZZZZ…

Okuma Alarm-A 1146 Tailstock torque over Concerning the simple tow-along tailstock specification, it surpassed W axis torque set data Z axis motor torque has set on a systematic parameter by…

Okuma Alarm-A 1150 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-A 1153 MCS CON APA deviation Difference between CON and APA values has exceeded the allowable limit. The CON-APC deviation is the absolute value of difference between [calculated value…

Okuma Alarm-A 1154 MCS Power supply unit error The power unit caused an error. Object Axis name or none (spindle) Character-string None Code AAAAAAXX AAAAAA is always 0. X Alarm…

Okuma Alarm-A 1155 MCS Converter link error The convertor link (used for communication between power unit and inverter unit) caused an error, disabling the NC from monitoring the power unit…

Okuma Alarm-A 1156 MCS DC-bus voltage alarm The DC-bus voltage in the inverter unit has abnormally risen or fallen, disabling the inverter from supplying the current. Object Axis name or…

Okuma Alarm-A 1165 MCS Encoder initialization failure An error occurred in initialization of the motor encoder. Object Axis name or none (spindle) Character-string None Code XXYYZZZZ XX= Encoder link sequence…

Okuma Alarm-A 1166 MCS Encoder with shaft detected error The encoder with shaft has become unable to detect positional data. Object Axis name or none (spindle) Character-string None Code Same…

Okuma Alarm-A 1167 MCS Encoder with shaft initialization failure An error occurred in initialization of the encoder with shaft. Object Axis name or none (spindle) Character-string None Code Same with…

Okuma Alarm-A 1168 MCS ABSO SCALE error An error occurred in initialization of ABSO SCALE. Object Axis name or none (spindle) Probable Faulty Locations – ABSO SCALE

Okuma Alarm-A 1169 MCS ABSO SCALE initialization failure An error occurred in initialization of ABSO SCALE. Object Axis name or none (spindle) Character-string None Code Same with Probable Faulty Locations…

Okuma Alarm-A 1170 MCS Magnetic encoder alarm The magnetic pulse generator has become unable to detect the motor speed. Or, the number of magnetic encoder gear teeth does not match…

Okuma Alarm-A 1164 MCS Encoder detected error The motor encoder has become unable to detect positional data. Object Axis name or none (spindle) Character-string None Code XXYYZZZZ XX= Encoder error…

Okuma Alarm-A 1173 MCS Motor overheat The motor temperature is abnormally high. Object Axis name or none (spindle) Character-string None Code YYYYZZZZ YYYY = 0 (fixed) ZZZZ = 0010: Motor…

Okuma Alarm-A 1174 MCS Servo link error A communication error occurred in the servo link, disabling the servo unit from receiving commands from the NC. Object Axis name or none…

Okuma Alarm-A 1190 MCS Independent encoder initialization failure An error occurred during initialization of the MCS independent encoder. Object Axis name or none (spindle) Character-string None Code XXYYZZZZ XX-> Encoder…

Okuma Alarm-A 1175 MCS Servo link disconnection The servo link is disconnected, disabling the servo unit from receiving commands from the NC. Object Axis name or none (spindle) Character-string None…

Okuma Alarm-A 1191 MCS Calculated current position lies outside range An error occurred during calculation of APA value. Object Axis name or none (spindle) Character-string None Code XXXXXXXX 1: Linear…