YASKAWA SGD7S-*A20**F62 Series Product Manual

Contents

5.5 List of Warnings5-395 Maintenance5.5 List of WarningsThe list of warnings gives the warning name and warning meaning in order of the warning num-bers.WarningNumber Warning Name Meaning ResettingA.900 Position DeviationOverflowThe position deviation exceeded the parameter settings(Pn520 × Pn51E/100). Required.A.901Position DeviationOverflow Alarm atServo ONThe position deviation exceeded the parameter settings(Pn526 × Pn528/100) when the servo was turned ON. Required.A.910 OverloadThis warning occurs before an overload alarm (A.710 orA.720) occurs. If the warning is ignored and operation iscontinued, an alarm may occur.Required.A.911 VibrationAbnormal vibration was detected during motor opera-tion. The detection level is the same as A.520. Setwhether to output an alarm or a warning by settingPn310 (Vibration Detection Selection).Required.A.912Internal TemperatureWarning 1 (ControlBoard TemperatureError)The surrounding temperature of the control PCB isabnormal. Required.A.913Internal TemperatureWarning 2 (PowerBoard TemperatureError)The surrounding temperature of the power PCB isabnormal. Required.A.920 Regenerative OverloadThis warning occurs before an A.320 alarm (Regenera-tive Overload) occurs. If the warning is ignored andoperation is continued, an alarm may occur.Required.A.921 Dynamic Brake Over-loadThis warning occurs before an A.731 alarm (DynamicBrake Overload) occurs. If the warning is ignored andoperation is continued, an alarm may occur.Required.A.923 SERVOPACK Built-inFan Stopped The fan inside the SERVOPACK stopped. Required.A.930 Absolute Encoder Bat-tery ErrorThis warning occurs when the voltage of absoluteencoder’s battery is low. Required.A.942Speed Ripple Com-pensation InformationDisagreementThe speed ripple compensation information stored inthe encoder does not agree with the speed ripple com-pensation information stored in the SERVOPACK.Required.A.94AData Setting Warning 1(Parameter NumberError)There is an error in the parameter number for a DataSetting Warning 1 (Parameter Number) command.Automaticallyreset.*A.94b Data Setting Warning 2(Out of Range) The command data is out of range. Automaticallyreset.*A.94C Data Setting Warning 3(Calculation Error) A calculation error was detected. Automaticallyreset.*A.94d Data Setting Warning 4(Parameter Size) The data sizes do not match. Automaticallyreset.*A.94E Data Setting Warning 5(Latch Mode Error) A latch mode error was detected. Required.A.95ACommand Warning 1(Unsatisfied Com-mand Conditions)A command was sent when the conditions for sendinga command were not satisfied.Automaticallyreset.*A.95bCommand Warning 2(Unsupported Com-mand)An unsupported command was sent. Automaticallyreset.*Continued on next page.