Warning Code Warning Name Meaning
A.920 (1920h) Regenerative Overload This warning occurs before an A.320 alarm (Regenerative Overload)
occurs. If the warning is ignored and operation is continued, an alarm
may occur.
A.921 (1921h) Dynamic Brake Overload This warning occurs before an A.731 alarm (Dynamic Brake Overload)
occurs. If the warning is ignored and operation is continued, an alarm
may occur.
A.923 (1923h) SERVOPACK Built-in Fan
Stopped
The fan inside the SERVOPACK stopped.
A.930 (1930h) Absolute Encoder Battery
Error
This warning occurs when the voltage of absolute encoder’s battery is
low.
A.93B (193Bh) Overheat Warning The input voltage (temperature) for the overheat protection input (TH)
signal exceeded the setting of Pn61C (Overheat Warning Level).
A.942 (1942h) Speed Ripple Compensa-
tion Information Disagree-
ment
The speed ripple compensation information stored in the encoder does
not agree with the speed ripple compensation information stored in the
SERVOPACK.
A.971 (1971h) Undervoltage This warning occurs before an A.410 alarm (Undervoltage) occurs. If
the warning is ignored and operation is continued, an alarm may occur.
A.9A0 (19A0h) Overtravel Overtravel was detected while the servo was ON.
A.9b0 (19b0h) Preventative Maintenance
Warning
One of the consumable parts has reached the end of its service life.
Use Pn008 = n.
X
(Warning Detection Selection) to control warning
detection.
However, the following warnings are not affected by the setting of Pn008
= n.
X
.
Warning Code Parameters That Must Be Set to Select Warning Detection Reference
A.971 (1971h)
Pn008 = n.X (Function Selection for Undervoltage)
Ä
Chap. 7.4 ‘SEMI F47 Function’
page 209
A.9A0 (19A0h)
Pn00D = n.X (Overtravel Warning Detection Selection)
Ä
Chap. 6.11.5 ‘Overtravel Warn-
ings’ page 163
In addition to Pn008 = n.X, the following parameters must also be set.
Warning Code Parameters That Must Be Set to Select Warning Detection Reference
A.911 (1911h)
Pn310 = n.X (Vibration Detection Selections)
Ä
Chap. 7.12 ‘Initializing the
Vibration Detection Level’
page 246
A.930 (1930h)
Pn008 = n.X (Low Battery Voltage Alarm/Warning Selec-
tion)
Ä
Chap. 16.2.4 ‘Replacing the
Battery’ page 580
A.942 (1942h)
Pn423 = n.X (Speed Ripple Compensation Information
Disagreement Warning Detection Selection)
Ä
Chap. 9.12 ‘Speed Ripple Com-
pensation’ page 380
A.9b0 (19b0h)
Pn00F = n.X (Preventative Maintenance Warning Selec-
tion)
Ä
Chap. 10.5.3 ‘Preventative
Maintenance’ page 451
Sigma-7 Series SERVOPACKs
Maintenance
Warning Displays > List of Warnings
| | PROFINET Communications - SIEP YEUOC7P 02A Revision 0 | en | 639
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