Yaskawa MP940 - Manual (Page 373)

SERVOPACK Inspection, Maintenance, and Troubleshooting
10.2.1 Troubleshooting Problems with Alarm Displays
10-6
„ A.03
A.03: Main Circuit Encoder Error
Display and Outputs
Note: OFF: Output transistor is OFF (alarm state).
Status and Remedy for Alarm
„ A.04
A.04: Parameter Setting Error
Display and Outputs
Note: OFF: Output transistor is OFF (alarm state)
Status and Remedy for Alarm
Alarm Outputs
Alarm Code Outputs
ALM Output
ALO1 ALO2 ALO3
OFF OFF OFF OFF
Cause Remedy
A Circuit board (1PWB or 2PWB) defective. Replace SERVOPACK.
Alarm Outputs
Alarm Code Outputs
ALM Output
ALO1 ALO2 ALO3
OFF OFF OFF OFF
Cause Remedy
A An out-of-range parameter was previ-
ously set or loaded. • Reset all parameters in range.
• Otherwise, re-load correct parameter.
B Circuit board (1PWB) defective. Replace SERVOPACK.
A At power ON
A, B At power ON