Yaskawa MP940 Bedienungsanleitung Seite 383

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SERVOPACK Inspection, Maintenance, and Troubleshooting
10.2.1
Troubleshooting Problems with Alarm Displays
10-16
Status and Remedy for Alarm
A.83
A.83: Absolute Encoder Battery Error
Display and Outputs
Note: OFF: Output transistor is OFF (alarm state).
Status and Remedy for Alarm
Note: No alarm will occur at the SERVOPACK if the battery error occurs
during operation.
Cause Remedy
A Error during encoder memory
check
• Follow absolute encoder set-up procedure.
• Replace servomotor if error occurs fre-
quently.
B Circuit board (1PWB) defective. Replace SERVOPACK.
Alarm Outputs
Alarm Code Outputs
ALM Output
ALO1 ALO2 ALO3
OFF OFF OFF OFF
Cause Remedy
A • Battery not connected
• Battery connection defective
Check and correct battery connection.
B Battery voltage below specified
value.
Specified value: 2.7 V.
Install a new battery while the control power
to SERVOPACK is ON. After replacement,
turn ON the power again.
C Circuit board (1PWB) defective. Replace the servomotor.
A,B
A
A,B
At power ON
During operation
When SEN signal turned ON;
Pn002.2 = 0 or 2
Pn002.2 = 1
A,B,C
C
At power ON
Pn002.2 = 0 or 2
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