SVD48V Series hub motor servo controller user manual
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9
Appendix II
Troubleshooting Quickly
9.1
Led
error indicator
POST error flashing
green light
Indicator display type
mistake
Green light 1 flash
Abnormal current sampling
Green light 2 flashes
Abnormal overcurrent protection circuit
Green light 3 flashes
Abnormal drive motor cable
Green light 4 flashes
Bus voltage too high or too low
Green light 5 flashes
Drive 12V abnormal
Green light 6 flashes
Drive 5V abnormal
Green light 7 flashes
Motor circuit open
Green light 8 flashes
Drive temperature is too high
Running error red light
flashing
Red light 1 flash
Emergency stop button pressed
Red light 2 flashes
Encoder input abnormal
Red light 3 flashes
Motor overcurrent protection
Red light 4 flashes
Motor overload protection
Red light 5 flashes
Overvoltage protection
6 flashes of red light
Undervoltage protection
Red light 7 flashes
Drive temperature is too high
9.2 Handling according to error code
Self-check
error code
bit
Fault type
Possible Causes Solution
0
Abnormal
current
sampling
Abnormal power
supply or current
sensor
abnormality
Please contact after sales
1
Abnormal
overcurrent
protection circuit
Abnormal
hardware circuit
Please contact after sales
2
Abnormal drive
motor cable
The motor line is
shorted to ground,
or the driver MOS
tube is short
road
Check whether the motor wire is short-
circuited to ground, if not, please contact
the after-sales service
3
Bus voltage is
too high or too
high
Low
Abnormal supply
voltage
Please check whether the supply
voltage is within the specified range
4
Drive
temperature
Drive temperature
is too high or
If the drive temperature is within the
specified range, please contact