16.2 Alarm Displays
16.2.2 Troubleshooting Alarms
16-30
C21h:
Polarity Sensor
Error
The polarity sensor is
protruding from the
Magnetic Way of the
motor.
Check the polarity sen-
sor.
Correctly reinstall the
Moving Coil or Magnetic
Way of the motor.
–
The polarity sensor is
not wired correctly.
Check the wiring of the
polarity sensor.
Correct the wiring of the
polarity sensor.
–
The polarity sensor
failed.
–
Replace the polarity sen-
sor.
–
C22h:
Phase Informa-
tion Disagree-
ment
The SERVOPACK
phase information is
different from the lin-
ear encoder phase
information.
–
Perform polarity detec-
tion.
Continued on next page.
Continued from previous page.
Alarm Code:
Alarm Name
Possible Cause
Confirmation
Correction
Reference