Yaskawa Sigma II Series Servo System - Manual (Page 296)

Sigma II User’s Manual Chapter 7: Using the Digital Operator
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The higher the leftmost digit (alarm sequence number), the older the alarm data.
For descriptions of each alarm code, refer to 9.2 Troubleshooting.
The following are operator-related alarms which are not recorded in the traceback
data.
Note: Alarm traceback data is not updated when the same alarm occurs repeatedly.
7.2.2 JOG Operation Using the Digital Operator
Operation from the digital operator allows the servo amplifier to run the motor. This
allows rapid checking of motor’s rotation direction and speed setting during machine
setup and testing, saving the time and trouble of connecting to a host controller.
For motor speed setting procedure, refer to 7.1.6 Operation in Parameter Setting
Display Description
Digital operator transmission error 1
Digital operator transmission error 2
No error detected.
• Forward run prohibited (/P-OT) and reverse run prohibited (/N-OT) signals are not effective during JOG
operations using parameter Fn002.
CAUTION