YASKAWA MECHATROLINK Sigma 2 Series User Manual page 190

A.E0
A.E0: NS115 No Response Alarm
Display and Outputs
Alarm Outputs
Alarm Code Outputs
ALO1 ALO2
OFF ON
Note: OFF: Output transistor is OFF (alarm state). ON: Output transistor is
ON.
Status and Remedy for Alarm
At power ON
Cause
A NS115 is defective.
A.E1
A.E1: NS115 Time Out Alarm
Display and Outputs
Alarm Outputs
Alarm Code Outputs
ALO1 ALO2
OFF ON
Note: OFF: Output transistor is OFF (alarm state). ON: Output transistor is
ON.
Status and Remedy for Alarm
At power ON
Cause
A NS115 is defective.
9.1 Alarm Displays and Troubleshooting
ALM Output
ALO3
ON OFF
A
Replace the NS115.
ALM Output
ALO3
ON OFF
A
Replace the NS115.
9-15
Remedy
Remedy
9