Omron OMNUC W Series Manual page 219

9 Troubleshooting
9
A.05
A.05: Servomotor Mismatch
Display and Outputs
Alarm Outputs
Alarm Code Outputs
ALO1 ALO2
OFF OFF
Note OFF: Output transistor is OFF (alarm state).
Status and Remedy for Alarm
At power ON
Cause
A The range of Servomotor capacities that can
be combined has been exceeded.
B
Encoder parameters have not been written
properly.
9-8
ALM Output
ALO3
OFF OFF
A, B
Replace the Servomotor so that a suitable
combination is achieved.
Replace the Servomotor.
Remedy