YASKAWA S-V Series User Manual page 176

9 Troubleshooting
9.1.1 List of Alarms for Command Option Attachable Type SERVOPACKs
Alarm
Alarm Name
Display
Current Detection Error
A.b31
1 (Phase-U)
Current Detection Error
A.b32
2 (Phase-V)
Current Detection Error
A.b33
3 (Current detector)
A.bF0 System Alarm 0
A.bF1 System Alarm 1
A.bF2 System Alarm 2
A.bF3 System Alarm 3
A.bF4 System Alarm 4
Servo Overrun
A.C10
Detected
A.C20 Phase Detection Error
A.C21 Hall Sensor Error
Phase Information
A.C22
Disagreement
A.C50 Polarity Detection Error The polarity detection failed.
Overtravel Detection at
A.C51
Polarity Detection
Polarity Detection
A.C52
Uncompleted
Out of Range for
A.C53
Polarity Detection
Polarity Detection Error
A.C54
2
Rotational
motors
A.C80
Linear
motors
9-6
The current detection circuit for phase-U is
faulty.
The current detection circuit for phase-V is
faulty.
The detection circuit for the current is faulty.
"Internal program error 0" occurred in the
SERVOPACK.
"Internal program error 1" occurred in the
SERVOPACK.
"Internal program error 2" occurred in the
SERVOPACK.
"Internal program error 3" occurred in the
SERVOPACK.
"Internal program error 4" occurred in the
SERVOPACK.
The servomotor ran out of control.
The detection of the phase is incorrect.
The hall sensor is faulty.
The phase information does not match.
The overtravel signal was detected at polarity
detection.
The linear servomotor was turned ON under the
condition of polarity detection uncompleted.
The movement distance exceeded the set value
of Pn48E during polarity detection.
The polarity detection failed.
Absolute
Encoder
Clear Error The multi-turn for the absolute encoder was not
and Multi- properly cleared or set.
turn Limit
Setting Error
Absolute
The data of the absolute linear scale was not
Encoder
properly cleared or set.
Clear Error
Meaning
Servomotor Alarm Code Output
Alarm
Stop
Reset
/ALO1 /ALO2 /ALO3
Method
Gr.1 N/A
Gr.1 N/A
Gr.1 N/A
Gr.1 N/A
OFF
(open)
Gr.1 N/A
Gr.1 N/A
Gr.1 N/A
Gr.1 N/A
Avail-
Gr.1
able
Gr.1 N/A
Gr.1 N/A
Gr.1 N/A
Gr.1 N/A
Avail-
Gr.1
able
Avail-
Gr.1
able
ON
(close)
Gr.1 N/A
Gr.1 N/A
Gr.1 N/A
(cont'd)
OFF OFF
(open) (open)
OFF ON
(open) (close)