Troubleshooting list
| Error codes and their descriptions | Error cause | Handling measures |
|
E.010.0 Factory parameter verification is abnormal |
1. Software has been updated. 2. An instant power-off occurs during parameter storage. 3. Number of write times exceeds Max. value within a certain period. 4. Error of servo drive.
|
1. Restore factory parameters (P0501=1). 2. Power on again, after initialization of system parameters (P0501=1), re-write parameters. 3. Change the parameter writing method. 4. Replace the servo drive.
|
|
E.011.0 Software internal communication initialization is abnormal. |
1. Software versions of FPGA and MCU are inconsistent. 2. FPGA Error. |
1. Consult our technical support to update the matching FPGA or MCU software. 2. Contact technical support of the manufacturer. |
|
E.012.0 Software version doesn't match the product model |
1. FPGA version is too low. 2. FPGA Error. |
1. Update the matching FPGA or MCU software. 2. Contact technical support of the manufacturer. |
|
E.013.0 FPGA interruption is lost |
1. FPGA Error. 2. Handshake between FPGA and MCU is abnormal.3. Dive internal calculation timeout. |
1.Replace the servo drive. 2. Contact technical support of the manufacturer. |
|
E.014.0 Communication between MCU and FPGA timeout |
1. MCU communication timeout. 2. Encoder communication timeout. |
1. Use our standard motor cable and encoder cable. 2. Check whether cable connection is damaged. 3. Separate high voltage cable and weak current cable. |
|
E.015.0 Current chip sampling timeout |
1. Check if output power line is broken or in poor contact. 2. Current sampling timeout. |
1. Use our standard motor cable and encoder cable. 2. Check whether cable connection is damaged. 3. Separate high voltage cable and weak current cable. |
|
E.016.0 Torque instruction update timeout |
1. Servo drive Error. |
1. Replace the servo drive. 2. Contact technical support of the manufacturer. |
|
E.017.0 Parameter storage writing is abnormal. |
1. EEPROM data Error. |
1. After system parameters are initialized (P0501=1), power it on again. 2. Replace the servo drive. |
|
E.018.0 Factory parameters are out of range |
1. Software is updated; Present value of function code exceeds the allowed range. 2. EEPROM Error. 3. Servo drive Error. |
1. Power it on again, after initialization of system parameters (P0501=1), re-write parameters. 2. Replace the servo drive. |
|
E.019.0 Encoder matching Error |
1. Product No.(motor or drive) doesn't exist. 2. Power levels of motor and drive don't match. |
1. Replace the mismatched products according to "Supporting Equipment Specification of Servo System". |
|
E.210.0 P/N phase overflow |
1. Brake resistance is too small or short circuit. 2. Motor cable is in poor contact or short-circuited. 3. Motor cable isn't properly grounded. 4. Motor burned out. 5. Improper gain parameter settings, motor vibration.6. Encoder cable Error. |
1. Select an appropriate brake resistance and set related parameters according to the specification. 2. Check if motor cable is properly connected and if there is short circuit, poor contact, or no grounding. 3. Check if encoder cable is damaged. 4. Re-adjust the gain. 5. Replace the motor. |
|
E.211.0 Output short-circuit to GND causes bus overvoltage |
1. Drive power line(UVW) is short-circuited to GND.2. Motor is short-circuited to GND.3. Servo drive Error.4. Bus voltage discharge(P0219) is set too low. | 1. Reconnect or replace drive power cable.2. Replace the motor.3. Set the bus voltage release point (P0219) correctly. |
|
E.212.0 UVW phase sequence Error |
1. When the drive performs angle identification, UVW phase sequences of driver and motor doesn't match. | 1. Connect UVW cables in the correct phase sequence. |
|
E.213.0 Overrun Error |
1. UVW phase sequence wiring Error. 2. Power-on interference causes the rotor initial phase error. 3. The encoder model is incorrect or wiring is wrong. 4. Under working condition of vertical axis, gravity load is excessive. |
1. Connect UVW cables in the correct phase sequence. 2. Power on/off it again and re-start angle self-learning. 3. Replace the driver and motor that match mutually, and set motor model properly. 4. Check if encoder and motor cables are properly connected. 5. Reduce loads on vertical axis, or improve the rigidity, or shield this Error without affecting safety and use. |
|
E.214.0 Undervoltage of control power supply |
1. Power supply voltage is unstable or it powers off. 2. Control line in poor contact. |
1. Check the wiring or replace cables. 2. Power on it again. For abnormal power-off, ensure that power supply is stable. 3. Increase the power capacity. |
|
E.216.0 STO disconnected |
1. STO disconnected causes STO valid. |
1. STO wiring is correct. 2. Replace the servo drive. |
|
E.217.0 One phase loss of 3-phase input |
1. Per 3-phase specification input drive is connected to single-phase input. 2. 3-phase power input cable is in poor contact. 3. 3-phase voltage is unbalanced or the 3-phase voltage is too low. |
1. Check the wiring of 3-phase power supply. 2. 3-phase drive and allow single-phase operation (below 1kW), switch off the alarm (set P0800=2). |
|
E.218.0 Error of servo emergency stop |
1.DI function 2: Emergency stop is triggered. 2. Background communication emergency stop is triggered. |
1. Check the operating mode, and on the premise of safety remove the effective signal of DI brake(after the effective scram signal is removed, the Error is automatically reset). |
|
E.219.0 Error of drive overtemperature |
1. Ambient temperature is too high. 2. After overload, power off to reset the overload Error, and repeat it for several times. 3. Fan is damaged and can't work normally. 4. It's unreasonable of installation direction of servo drive and interval between the servo drive and other servo drives. |
1. Improve cooling conditions of servo drive and reduce the ambient temperature. 2. Change Error reset method. Wait 30 seconds after overload, and then reset again. Increase the capacity of drive and motor, increase acceleration/deceleration time, and reduce the load. 3. Install servo drive per installation standard. 4. Replace the servo drive. |
|
E.227.0 Phase loss of UVW output |
1. U/V/W phase power line of motor is broken. | 1. Check the power cable connection of the motor, reconnect the cable, and replace the cable if necessary. |
|
E.228.0 Preloaded relay is not drawn |
1. The hardware is damaged. |
1. Replace the servo drive. 2. Contact technical support of the manufacturer. |
|
E.228.0 Open circuit of precharge resistor |
1. Open circuit of precharge resistor | 1. Contact the factory for technical support. |
|
E.411.0 DI function is allocated repeatedly |
1. When DI function is allocated, the same function is allocated to multiple DI terminals. | 1. Re-allocate DI function to avoid duplication. |
|
E.412.0 Allocation of DO function is out of range |
1. DO functio codes exceed number of DO functions. | 1. Restore factory parameters and power on/off it again. |
|
E.413.0 Error of current calculation overflow |
1. DQ axis current overflows. |
1. Restore factory parameters and power on/off it again. 2. Replace the servo drive. |
|
E.414.0 Error of DC bus undervoltage |
1. Power supply of main loop is unstable or power=off. 2. Instantaneous power failure occurs. 3. Power supply voltage drops during operation. 4. Per 3-phase specification input drive is connected to single-phase input. |
1. Adjust or replace the power supply per the specification of input power supply. 2. Increase the power capacity. 3. Shield phase loss Error detection. |
|
E.415.0 Error of DC bus overvoltage |
1. Input voltage of main loop is excessive. 2. Power supply is unstable or affected by lightning strike. 3. Brake resistance fails. 4. External brake resistance is too large, and Max. braking energy can't be fully absorbed. 5. The sampled bus voltage has a large deviation. 6. The motor runs in high acceleration/deceleration, and Max. braking energy exceeds the absorbable value. |
1. Adjust or replace the power supply per the specification of input power supply. 2. Connect the surge suppressor. 3. Select the appropriate external brake resistance per the specification of external brake resistor. 4. Increase the acceleration/deceleration time if possible. |
|
E.416.0 Speed exceeds Max. RPM |
1. Error of U/V/W phase sequence of motor cable. 2. Motor or encoder parameters are set improperly, e.g., pole-pair number, encoder resolution. 3. Motor Angle identification is not done. 4. Input command exceeds the overspeed threshold. 5. Motor speed closed-loop overshoot. |
1. Perform the wiring in the proper U/V/W phase sequence. 2. Set motor parameters or encoder resolution properly. 3. Increase the power capacity. 4. Re-adjust the gain. 5. On the premise of the demand satisfied, reduce electronic gear ratio. 6. Set speed threshold within overspeed threshold. |
|
E.417.0 Starting speed is higher than rated speed |
1. When the drive is enabled, actual motor speed is higher than rated speed. | 1. Reset the Error, reduce the actual speed, and re-operate the motor. |
|
E.418.0 The servo is enabled repeatedly |
1. When internal function is enabled, communication servo enable is valid. | 1. Switch off servo enable signal of upper computer. |
|
E.419.0 Error of drive overload |
1. Error of parameter settings. 2. Drive load rate is excessive, load inertia is too large or the machine is stuck. 3. Error of motor stall. |
1. Set P0102 per the drive model. 2. Adjust parameters per the current feedback. 3. Replace it with a drive of larger power. 4. Adjust the machine to remove problems of the machine stuck. 5. Refer to E.B11.0 troubleshooting method. |
|
E.420.0 Error of excessively-high frequency of frequency division output |
1. Output pulse frequency exceeds upper limit of hardware frequency allowed(4MHz for a single channel). |
1. Reduce the number of frequency division output pulses (P1316) of encoder. 2. Use twisted-pair shielded wire to prevent interference pulses from superimposing on real pulses, that might result in false alarm. |
|
E.421.0 Error of local electronic gear ratio setting |
1. Electronic gear ratio settings exceed the above range.2. Parameter change sequence |
1. Set gear ratio according to the range specification of electronic gear ratio. 2. Use the Error reset function or power it on again. |
|
E.422.0 Full closed-loop can't switch internal and external loops in the multi-stage absolute position mode |
1. In full closed-loop position mode, the source of position instruction is internal position instruction, but use internal/external ring switching mode. | 1. When the full closed-loop function is used, and the position instruction source is internal, only the external encoder feedback mode can be used, i.e., P2200 can only be 1. |
|
E.423.0 Internal-ring position deviation is excessive |
1. Drive U/V/W output loses phase or phase sequence is connected inproperly. 2. Drive U/V/W output is disconnected or the encoder is disconnected. 3. Motor stall from mechanical factors. 4. Low servo drive gain. 5. Increment of position instruction is excessive. 6. Deviation threshold 6065h/P0806 is too small. 7. Error of servo drive/motor. |
1. Re-connect the cable properly, or replace it. 2. Re-connect the cable, replace it with brand-new one, if necessary, and ensure that it's reliably connected. 3. Exclude mechanical factors. 4. Adjust the gain manually or automatically. 5. Increase acceleration/deceleration ramp of position instruction. 6. Increase the deviation threshold 6065h/P0806. 7. Replace servo drive or motor. |
|
E.424.0 Position instruction has double overspeed for several times |
1. Increment of position instruction is excessive. 2. Target position (607A target position) isn't aligned with the present position prior to mode switching or when the servo is enabled. 3. Synchronization loss which causes excessive accumulation of position instructions. 4. Motor speed limit error. |
1. Reduce the increment of target position instruction. 2. Assign the value of present position to target position (607A target position) prior to mode switching or when the servo is enabled. 3. Confirm if Max. speed of motor meets the application requirement. |
|
E.430.0 Write overflow of Gantry compensation data |
Reserved | Reserved |
|
E.710.0 Overflow of FPGA internal speed measured |
1. Overflow of FPGA internal speed measured calculation . | 1. Check and confirm that encoder cable is properly connected.2. Power it on/off again and re-try it.3. Replace motor or drive. |
|
E.711.0 Error of offline inertia identification |
1. Offline inertia identification is uncompleted. | 1. Contact the factory for technical support. |
|
E.712.0 Error of magnetic pole identification |
1. Failure of initial magnetic pole angle identification of motor. | 1. Dis-connect motor shaft and re-identify the angle. |
|
E.715.0 Exception of parameter identification result |
1. Identification result is 0 | 1. Contact the factory for technical support. |
|
E.716.0 Self-adjust gain is too small |
1. Self-adjust gain is too small | 1. Execute self-adjustment again;2. Contact technical support of the manufacturer. |
|
E.910.0 Exception of encoder parameter verification during power-on |
1. Models of drive and motor don't match.2. Parameter verification error or no parameter stored in bus incremental encoder ROM. | 1. Replace with a matching drive and motor.2. Check the encoder cable, please use our company standard encoder cable.3. Separate encoder cable from power cable. |
|
E.911.0 (Detailed definition on pending) |
1. ault of encoder wiring. 2. Encoder cable is loose. 3. Encoder Z signal is interfered (EMC issues). 4. Encoder Error. |
1. Re-connect cables per the wiring diagram. 2. Re-connect cables, and ensure that encoder terminals are firmly connected. 3. Use standard encoder cables of our company. 4. Replace the servo motor. |
|
E.912.0 Error of encoder parameter verification |
1. Bus incremental encoder cable is broken or loose. 2. Exception of Read/Write parameters of bus incremental encoder. |
1. Check if encoder cable is improperly connected, broken, or in poor contact. 2. Separate encoder cable from power cable. 3. Replace the servo motor. |
|
E.913.0 Error of reading initial angle during power-on initialization |
1. Models of drive and motor don't match.2. The encoder cable is broken. |
1. Replace with a matching motor and drive. 2. Replace with quality encoder cable and fix it firmly. |
|
E.914.0 Z signal line is broken |
1. Encoder Error causes Z signal loss. 2. Poor wiring connection or wrong connection causes encoder Z signal loss. |
1. Replace the servo motor. 2. Check if the encoder cable is in proper contact, and re-connect or replace the cable. |
|
E.916.0 Wire of full closed-loop grating ruler is broken |
1. Frequency division output isn't disabled. 2. While using the full closed-loop function or non-standard pulse input, level difference of 2-way signals of any group A+/A-, B+/B-, Z+/Z- does not meet the requirement: Level difference is greater than or equal to 2V. |
1. Set P1315 value as 2 (frequency division or synchronous output disabled). 2. Adjust the level until it meets the specification. |
|
E.917.0 Error of encoder battery |
1. Absolute encoder isn't connected any battery during power-off.2. Voltage of encoder battery is too low. |
1. Reconnect the battery or replace with a new battery. 2. Set P2005 as 1 and clear the Error. |
|
E.918.0 Error of rncoder multi-turn count |
1. Encoder Error. |
1. Set P2005-2 to clear the Error and power on it again. 2. Replace the motor. |
|
E.919.0 Overflow of encoder multi-turn counter |
1. As for overflow of absolute value encoder multi-turn count, only if multi-turn value is 32767 or 32768, it would report Error. This Error is reported by servo drive detection, not encoder. | 1. Set P2005=2 to clear multiple-turn data of encoder and power on it again. |
|
E.922.0 Encoder overheating Alarm |
1. Temperature of encoder is too high. |
1. The drive stops for a period. 2. Ensure the encoder is well ventilated to reduce environmental temperature. |
|
E.B10.0 Error of motor overload |
1. Wiring of motor or encoder is wrong and bad contact. 2. Load is too heavy; Effective output torque of motor exceeds the rated torque, and runs continuously for a long time. 3. Acceleration and deceleration are too frequent or load inertia is too large. 4. Gain adjustment is unsuitable or rigidity is too strong. 5. Setting of drive or motor model is wrong. 6. Motor is stalled from mechanical factor, resulting in excessive load during operation. |
1. Set parameters of drive model and motor model properly. 2. Check the wiring by our company's standard wire and according to wiring diagram. 3. Replace large-capacity drive and the matching motor, or reduce load to increase acceleration/deceleration time. 4. Increase acceleration/deceleration time in a single run. 5. Re-adjust the gain. 6. Exclude mechanical factor. |
|
E.B11.0 Motor stall protection |
1. Phase missing, broken wire, phase sequence connection error of drive U/V/W output. 2. Motor parameters are set impropery, e.g., number of pole-pairs. 3. Motor Angle identification is not done. 4. Communication command is interfered. 5. Motor is stalled from mechanical factor. |
1. Re-connect the cable properly, or replace it. 2. Set motor parameters properly. 3. Check if communication line between upper computer and the servo is interfered. 4. Exclude mechanical factors, Check if motor stall occurs, occasionally stall and eccentric situation. |
|
E.B13.0 Excessive motor vibration |
1. Motor vibration is excessive | 1. Adjust gain parameters2. Start vibration suppression |
|
E.B14.0 Position exception detection |
||
|
E.B15.0 Thermistor line is broken or thermistor is disconnected |
1. Thermistor line is broken or thermistor is disconnected | 1. Check thermistor and its wires |
|
E.D15.0 Error of upper/lower soft limit settings |
1. Software lower limit is equal to or greater than the upper limit. | 1. Reset parameters; Ensure that 607D-01h is smaller than 607D-02h(P0B45 is smaller than P0B47). |
|
E.D16.0 Origin bias out of soft limit range |
1. The origin is offset out of soft position limit. | 1. Reset the parameters of 607D-01h and 607D-02h (P0B45/P0B47) reasonably. |
|
E.D20.0 EtherCAT communication disconnected |
Reserved | Reserved |
|
E.D21.0 EtherCAT communication disabled |
Reserved | Reserved |
|
E.D22.0 EtherCAT communication connection timeout |
Reserved | Reserved |
|
E.D23.0 EtherCAT extended card communication timeout |
Reserved | Reserved |
|
E.D24.0 EtherCAT station name conflict |
Reserved | Reserved |
|
E.D25.0 EtherCAT station name setting error |
Reserved | Reserved |
|
E.D26.0 EtherCAT communication exception |
1. The server is enabled. Due to misoperation of master station or human misoperation, EtherCAT network status is switched from OP to other status, and network status switchover is abnormal. | 1. Check network status switching program of upper computer. |
|
E.D27.0 EtherCAT system parameter error |
Reserved | Reserved |
|
E.D28.0 EtherCAT configuration error |
Reserved | Reserved |
|
E.D29.0 EtherCAT not programming XML file |
1. No XML programmed in EEPROM.2. XML file in EEPROM is modified abnormally. | 1. Programme XML file. |
|
E.D30.0 EtherCAT communication initialization failure |
1. FPGA software isn't programmed.2. Error of servo drive. | 1. Contact the manufacturer to programme FPGA software.2. Replace the servo drive. |
|
E.D31.0 EtherCAT synchronization cycle setting error |
1. After network is switched to the operation mode, synchronization cycle isn't an integer multiple of 125us or 250us. | 1. Change the synchronization cycle to an integer multiple of 125us or 250us. |
|
E.D32.0 EtherCAT synchronization signal excessive deviation |
1. Synchronization cycle error exceeds the threshold; Synchronization cycle error of controller is excessive. | 1. Increase factory parameter P0A32. |