Description of Warning Codes
‑26‑
Cause
Troubleshooting
Solution
Reverse position reference
overtravel occurs in the
process segment position
mode.
E958.0 occurs when the
position reference is less
than the value of H22.06
when the motor runs
reversely in the process
segment position mode.
Increase the position
reference to a value greater
than the setpoint of H22.06.
● E980.0: Encoder algorithm error
Description:
An encoder algorithm error occurs.
Cause
Troubleshooting
Solution
An internal fault occurs on
the encoder.
If the servo drive is powered
off and on several times but
the warning is still reported,
it indicates that the encoder
is faulty.
Replace the servo motor.
● EA41.0: Torque fluctuation compensation failure
Description:
The torque compensation fails.
Cause
Troubleshooting
Solution
The torque compensation
fails.
‑
Turn off the torque
fluctuation compensation
function.
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