service support


Home > service support > common problem
Alarm No. 1-Speeding

Servo motor speed exceeds the set value

No. 2 alarm-main circuit overvoltage

The three-phase or two-phase power supply voltage is too high or the brake does not work

No. 3 alarm-main circuit undervoltage

Three-phase or two-phase power supply voltage is too low

No. 4 alarm-position out of tolerance

The value of the position deviation counter exceeds the set value, and the voltage is too low

Alarm No. 5—Motor overheated

Motor temperature is too high

No. 6 alarm-motor blocked

The motor is stuck and the transmission is not smooth, or the load is too large

No. 7 alarm-abnormal drive prohibition

CCW, CW have no input or the parameter PA20 is not 1

Alarm No. 8—Position deviation counter overflow

The absolute value of the position deviation counter value exceeds 230

Alarm No. 9—Encoder failure

Encoder signal error

Alarm No. 10—Software failure

Circuit board chip failure

Alarm No. 11—IPM module failure

IPM smart module failure

Alarm No. 12—Overcurrent

Motor current is too large

Alarm No. 13-Overload

Drive and motor are overloaded (instantaneous overcurrent), and the transmission is not smooth

Alarm 14—brake failure

The braking resistor is broken or the braking circuit is faulty

Alarm 15-Encoder technical error

Encoder count abnormal

Alarm No. 16—Motor thermal overload

Motor heating value exceeds the set value

Alarm 17—speed response failure

Long-term excessive speed error

Alarm 20-EEPROM error

EEPROM error, parameter saving failed

Alarm No. 22—D/A conversion chip error

Control board failure D/A converter chip is broken

No. 23 alarm-shell leakage fault

External short circuit or motor leakage

No. 29 alarm-user torque overload alarm

Motor load exceeds the value and duration set by the user

No. 30 alarm-encoder Z pulse lost

Encoder Z pulse error

No. 31 alarm-encoder UVW signal disconnection

Encoder UVW signal error or encoder mismatch

No. 32 encoder UVW signal interference

UVW signal has all high or all low levels

No. 33 alarm-the second encoder feedback error

Check if the signals of CN3 port A and B are connected reversely

Alarm No. 34—Software version does not match

Software programming error or no factory reset

Alarm No. 35—The synchronization error of the second encoder is too large

The synchronization error between full closed loop feedback and motor feedback is greater than PA78

Alarm 36—Bus encoder receiving error

Check the encoder wire, and the shield wire should be grounded at both ends

No. 37 alarm-bus encoder data error checking

Check the encoder wire, and the shield wire should be grounded at both ends

No. 39 alarm-bus encoder feedback disconnection

The encoder wire connection is loose or disconnected

No. 40 alarm-bus encoder battery loss

Battery disconnection or low voltage

No. 42 alarm-motor parameter reading error

Incomplete when reading the motor parameters in the motor encoder

No. 43 alarm-motor power does not match

The rated current of the servo motor exceeds the rated current of the drive

Alarm No. 44—PA63 Setting Abnormal

PA63 does not match the motor encoder

Alarm No. 45—MODBUS communication abnormal

Check RS485 connection and parameter format to eliminate interference

No. 46 alarm-three-phase power failure alarm

The input three-phase power supply is abnormal

Alarm No. 60—IPM module temperature is too high

IPM temperature is higher than PA103 setting value

Alarm No. 61—CPLD version does not match

CPLD software programming error

No. 62 alarm-continuous braking time is too long

Continuous braking time exceeds the hardware tolerance index

No. 63 alarm—soft start resistance alarm

The soft start resistance has been effective

No. 70 alarm-DSP and CPLD communication failure

DSP and CPLD communication failure

No. 80 alarm-bus communication is off and on

Waiting for host computer communication; interference or false welding

Alarm No. 81—Bus communication watchdog failure

Bus communication data is abnormal

No. 82 alarm-abnormal bus communication cycle

Communication cycle setting abnormal

No. 83 alarm-drive shaft address does not match the host computer

The drive axis address is inconsistent with the axis address set by the host computer

Alarm No. 84—The driver received an unsupported instruction

The driver did not respond to this function command

Alarm No. 85—Illegal State Execution Command

The working sequence of the host computer and the driver is inconsistent

Alarm No. 86—Drive parameter setting abnormal

PA4 PA59 PA53 PA5 abnormal setting is not the factory setting

Alarm No. 88—not synchronized to the CNC system

The drive is not synchronized to the CNC system

Alarm No. 89—Transmission cycle notification frame reception abnormal

Transmission cycle notification frame reception abnormal

Alarm No. 90-Abnormal receiving instruction

The current command has not been executed yet and a new command is received

No. 91 alarm-pulse loss

Pulse loss

No. 92 alarm-origin setting failed

Coordinate origin setting failed

No. 93 alarm-origin set successfully

Coordinate origin set successfully

No. 94 alarm-parameter setting success prompts to restart

The parameters that are valid only when the drive is powered off and restarted are set through the controller

Alarm No. 942—The command format setting is incorrect

Incorrect command format setting

No. 951 Alarm—System Command Abnormal

The instruction was executed without sufficient instruction conditions

Alarm No. 971—System Command Abnormal

Do not execute the corresponding command at the corresponding layer

Alarm No. 100—System command is abnormal

There is a communication error when executing the CONNECT command