Yaskawa MP940 Reference Manual - Manual (Page 377)

Troubleshooting MotionSuite™ MP940 Machine Controller Reference Manual
10-24
A.9F
A.9F is the MP940 module alarm display. The alarm output appears below.
Note: The x indicates the output transistor is OFF (alarm state).
Status when Alarm Occurred
Alarm Output
Alarm Code Output ALM Output
ALO1 ALO2 ALO3
x x x x
Cause Remedy
A A system error occurred in the MP940
module.
The CPU error status (SW00041) is ON. Check the content of SW00041 and
the error, the remove the cause of the
error.
Occurs at MP940 power ON A