YASKAWA Sigma-7 SGD7S Series

16.4.2.3 List of the SERVOPACK Alarms
The following alarm table gives the alarm name, alarm meaning, alarm stopping method,
and alarm reset possibility in order of the alarm codes.
Refer to the following section for information on the stopping method for alarms.
Ä Chap. 6.13.3 ‘Servomotor Stopping Method for Alarms’ page 174
Yes: You can use an alarm reset to clear the alarm. However, this assumes that the
cause of the alarm has been removed.
No: You cannot clear the alarm.
List of Alarms
Alarm Code Alarm Name Alarm Meaning Servomotor Stop-
ping Method
Alarm
Reset Pos-
sible?
A.020
(1020h)
Parameter Checksum Error There is an error in the parameter
data in the SERVOPACK.
Gr.1 No
A.021
(1021h)
Parameter Format Error There is an error in the parameter
data format in the SERVOPACK.
Gr.1 No
A.022
(1022h)
System Checksum Error There is an error in the parameter
data in the SERVOPACK.
Gr.1 No
A.024
(1024h)
System Alarm An internal program error occurred in
the SERVOPACK.
Gr.1 No
A.025
(1025h)
System Alarm An internal program error occurred in
the SERVOPACK.
Gr.1 No
A.030
(1030h)
Main Circuit Detector Error There is an error in the detection
data for the main circuit.
Gr.1 Yes
A.040
(1040h)
Parameter Setting Error A parameter setting is outside of the
setting range.
Gr.1 No
A.041
(1041h)
Encoder Output Pulse Set-
ting Error
The setting of Pn212 (Encoder
Output Pulses) or Pn281 (Encoder
Output Resolution) is outside of the
setting range or does not satisfy the
setting conditions.
Gr.1 No
A.042
(1042h)
Parameter Combination
Error
The combination of some parame-
ters exceeds the setting range.
Gr.1 No
A.044
(1044h)
Semi-Closed/Fully-Closed
Loop Control Parameter
Setting Error
The settings of the Option Module
and Pn002 = n.X (External
Encoder Usage) do not match.
Gr.1 No
A.050
(1050h)
Combination Error The capacities of the SERVOPACK
and Servomotor do not match.
Gr.1 Yes
A.051
(1051h)
Unsupported Device Alarm An unsupported device was con-
nected.
Gr.1 No
A.070
(1070h)
Motor Type Change
Detected
The connected motor is a different
type of motor from the previously
connected motor.
Gr.1 No
Servomotor Stopping
Method for Alarms
Alarm Reset Possibility
Sigma-7 Series SERVOPACKs
Maintenance
Alarm Displays > List of Alarms
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