Okuma Alarms Errors

Okuma Alarm-D 4148 MCS Power supply unit external cooling fan stop Power Supply unit external cooling fan stop Object Axis name or none (spindle) Character-string None Code 1(fixed) Probable Faulty…

Okuma Alarm-D 4164 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-D 4149 MCS Power supply unit internal cooling fan stop Power Supply unit internal cooling fan stop Object Axis name or none (spindle) Character-string None Code 1(fixed) Probable Faulty…

Okuma Alarm-D 4165 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-D 4150 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-D 4166 MCS Encoder with shaft detected error The encoder with shaft has become unable to detect positionaldata. Object Axis name or none (spindle) Character-string None Code Same with…

Okuma Alarm-D 4155 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-D 4156 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-D 4157 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-D 4160 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-D 4161 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-D 4162 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-D 4168 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-D 4169 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-D 4170 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-D 4171 MCS Resolver alarm The resolver does not send any signal. Object Axis name or none (spindle) Character-string None Code 1 (fixed) Probable Faulty Locations – Resolver trouble,…

Okuma Alarm-D 4172 MCS Pulse generator count over The PG (pulse generator) count value per one turn differs from the corresponding data specified in servo data file. Object Axis name…

Okuma Alarm-D 4158 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-D 4159 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-D 4736 Sensor head Sensor head resulted in an advanced state by the state which is measure impossibility. Since it is the state which is measure impossibility, even though…

Okuma Alarm-D 4737 Other door open Code 1->The main door open/close command was issued with the swing door open. 2->The main door open/close command was issued with the operator door…

Okuma Alarm-D 4738 Magazine OP panel COMM error A RS232C communication error occurred between the magazine operation panel. Code WWXXYYZZ WW = error information bit15 hardware error bit14 sum error…

Okuma Alarm-D 4735 Full of chips The machine has become full of chips.

Okuma Alarm-D 4739 Turret not ready to start Has not returned turret home position after power on.

Okuma Alarm-D 4740 2nd Spindle control interlock When the 2nd Spindlehead is a rise place,there is not W axis in the direction of plus than plus variable limit. Measures to…

Okuma Alarm-D 4726 Opposite side front door open An attempt was made to open the front door on the one machine with that on the other machine already open in…

Okuma Alarm-D 4727 Safety fence open An attempt was made to open the front door with the safety fence already open in loader teaching mode where only part of the…

Okuma Alarm-D 4743 Turret index disabled area Concerning turret pendulum-control spec, turret is out off the position to assure rotation control. Measures of Take Rotate turret with puls handle, until…

Okuma Alarm-D 4728 Please close other side front door The OPEN FRONT DOOR button on the one machine was pressed with the front door on the other machine already open…

Okuma Alarm-D 4744 Turnover cycle Lock button of safety guard was pushed during turn over cycle in action by M387, when safety guards were locked in LOADER AUTO mode. Lock…

Okuma Alarm-D 4745 REDUCE switch operation error Select the reduce mode while the OGL loader in operation. Code 2-> The REDUCE mode was selected when operation mode sw selected the…

Okuma Alarm-D 4716 Motor not ready to start Axis movement or spindle start command is issued before the axis drive motors become ready to start. (It takes several seconds for…

Okuma Alarm-D 4732 Gauging sensor power ON This alarm message appears if a gauging sensor ON command is issued to turn the gauging sensor ON by setting the parameter to…

Okuma Alarm-D 4717 Dual cycle start button interlock In dual palm cycle start specifications, start-up of 2 pieces of cycle start button or fall time has slipped more than 1[s]….

Okuma Alarm-D 4733 Measurement system error The ERROR or LOW BATTERY signal did not turn ON within a second after a gauging sensor ON command was issued (for internal optical…