7
Disable
Power on
● Check parameters and wires
★PA20, CW and CWW wires
abnormal
8
Position
In operation
● Motor stalling
★Check the load.
deviation
● Command frequency abnormal
★ Reduce the speed of the upper
counter overflow
computer.
●Wiring incorrect
★Check the wire and connect the
shielding layer.
9
Encoder failure Power on
●Encoder wiring incorrect
★ Connect the wire correctly.
●Encoder damaged
★ The encoder is a fragile article and
should be replaced.
● Encoder 5V voltage low
★Shorten the wire or replace the
driver.
In operation
● CN2 connector contact poor
★Tighten the CN2 connector.
●Hidden trouble exists in cable faulty ★Replace the cable.
welding.
10
Software failure Power on
●software download mismatching
★Update the software.
●The chip of the circuit board failure ★Find out the interference and replace
the driver.
11
IPM module Power on
●Circuit board failure
★Replace the servo driver.
failure
● Short circuit between U, V and W of ★ Check the wire and replace the
the motor
motor.
In operation
● Motor failure
★Check the wire and replace the
motor.
● Poor connection to power supply
★ Check the wire and prevent
interference.
12
Overcurrent
Power on or in ● Motor damaged
★Replace the motor.
operation
●Short circuit between U, V and W
★Check the wire and replace the servo
driver.
●Overload
★Replace the current motor by a
high-power motor.
13
Overload
Power on
● The motor is damaged and water has ★Replace the motor.
entered the motor.
●Circuit board failure
★Replace the servo driver.
In operation
● Mechanical load too great
★Reduce the load.
●Mechanical transmission not freely
★Check Mechanical transmission
parts.
●Short circuit between U, V and W
★Check the cable.
●The band-type brake fails to loosen. ★Ensure that power supply for the
band-type brake is stable.
14
Brake failure
Power on
●Circuit board failure
★Replace the servo.
In operation
●Braking resistor damaged
★Check the wire of the braking
resistor.
●Braking capacity insufficient
★
Prolong
the
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