16 - 50
Chapter 16 Troubleshooting
Classification
of errors
Error code
Servo amplifier
LED display
Name Details name Remarks
21.1 Encoder error 1
21.2 Encoder data update error
21.3 Encoder data waveform error
21.4 Encoder non-signal error
21.5 Encoder hardware error 1
21.6 Encoder hardware error 2
2021
21.9
Encoder normal
communication error 2
Encoder error 2
24.1
Ground fault detected at hardware
detection circuit
2024
24.2
Main circuit error
Ground fault detected at software
detection function
2025 25.1 Absolute position erased
Servo motor encoder - Absolute
position erased
27.1
Magnetic pole detection - Abnormal
termination
27.2
Magnetic pole detection - Time out
error
27.3
Magnetic pole detection - Limit switch
error
27.4
Magnetic pole detection - Estimated
error
27.5
Magnetic pole detection - Position
deviation error
27.6
Magnetic pole detection - Speed
deviation error
2027
27.7
Initial magnetic pole
detection error
Magnetic pole detection - Current
error
2028 28.1 Linear encoder error 2 Linear encoder - Environment error
30.1 Regeneration heat error
30.2 Regeneration signal error
2030
30.3
Regenerative error
Regeneration feedback signal error
2031 31.1 Overspeed Abnormal motor speed
32.1
Overcurrent detected at hardware
detection circuit (during operation)
32.2
Overcurrent detected at software
detection function (during operation)
32.3
Overcurrent detected at hardware
detection circuit (during a stop)
2032
32.4
Overcurrent
Overcurrent detected at software
detection function (during a stop)
2033 33.1 Overvoltage Main circuit voltage error
34.1 SSCNET receive data error
34.2 SSCNET connector connection error
34.3 SSCNET communication data error
2034
34.4
SSCNET receive error 1
Hardware error signal detection
2035 35.1 Command frequency error Command frequency error
2036 36.1 SSCNET receive error 2 Continuous communication data error
37.1 Parameter setting range error
Servo
amplifier
errors
2037
37.2
Parameter error
Parameter combination error
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