Warning Displays; List Of Warnings - YASKAWA SGD7S series Product Manual

12.3 Warning Displays

12.3.1 List of Warnings

12.3

Warning Displays

If a warning occurs in the SERVOPACK, a warning number will be displayed on the panel dis-
play. Warnings are displayed to warn you before an alarm occurs.
This section provides a list of warnings and the causes of and corrections for warnings.

12.3.1 List of Warnings

The list of warnings gives the warning name, warning meaning, and warning code output in
order of the warning numbers.
Warning
Number
A.900
A.901
A.910
A.911
A.912
A.913
A.920
A.921
A.923
A.930
A.93B
A.941
A.942
A.971
12-48
Warning Name
Position Deviation
The position deviation exceeded the parameter
settings (Pn520 × Pn51E/100).
Overflow
Position Deviation
The position deviation exceeded the parameter
settings (Pn526 × Pn528/100) when the servo was
Overflow Alarm at
turned ON.
Servo ON
This warning occurs before an overload alarm
Overload (A.710 or A.720) occurs. If the warning is ignored
and operation is continued, an alarm may occur.
Abnormal vibration was detected during motor
operation. The detection level is the same as
Vibration A.520. Set whether to output an alarm or a warn-
ing by setting Pn310 (Vibration Detection Selec-
tion).
Internal Temperature
Warning 1 (Control The surrounding temperature of the control PCB is
abnormal.
Board Temperature
Error)
Internal Temperature
Warning 2 (Power
The surrounding temperature of the power PCB is
abnormal.
Board Temperature
Error)
This warning occurs before an A.320 alarm
(Regenerative Overload) occurs. If the warning is
Regenerative Overload
ignored and operation is continued, an alarm may
occur.
This warning occurs before an A.731 alarm
Dynamic Brake Over-
(Dynamic Brake Overload) occurs. If the warning is
ignored and operation is continued, an alarm may
load
occur.
SERVOPACK Built-in
The fan inside the SERVOPACK stopped.
Fan Stopped
Absolute Encoder Bat-
This warning occurs when the voltage of absolute
encoder's battery is low.
tery Error
The input voltage (temperature) for the overheat
Overheat Warning protection input (TH) signal exceeded the setting
of Pn61C (Overheat Warning Level).
Change of Parameters
Parameters have been changed that require the
Requires Restart power supply to be turned OFF and ON again.
The speed ripple compensation information stored
Speed Ripple Com-
in the encoder does not agree with the speed rip-
pensation Information
ple compensation information stored in the SER-
Disagreement
VOPACK.
This warning occurs before an A.410 alarm
Undervoltage (Undervoltage) occurs. If the warning is ignored
and operation is continued, an alarm may occur.
Meaning
Warning Code
Output
ALO1 ALO2 ALO3
H H H
H H H
L H H
L H H
H L H
H L H
H L H
H L H
H L H
L L H
L L H
H H L
H H L
L L L
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