15.3 Warning Displays
15.3.1 List of Warnings
15-45
15
Maintenance
15.3
Warning Displays
To check a warning that occurs in the SERVOPACK, use one of the following methods.
Warnings are displayed to warn you before an alarm occurs.
This next section provides a list of warnings and the causes of and corrections for warnings.
15.3.1
List of Warnings
The warning table gives the warning name and warning meaning in order of the warning codes.
Panel display on
SERVOPACK
If there is a warning, the code will be displayed one character at a time, as shown
below.
Example: Alarm A.910
Digital Operator
The warning code is displayed.
Statusword
(6041 hex)
Bit 7 (
warning
) in the
statusword
will change to 1.
(Bit 7 is 0 during normal operation.)
Error code
(603F hex)
A current warning code is stored in
error code
(603F hex).
Emergency
message
The Controller is notified of any warning that occurs.
(Notification may not be possible if EtherCAT communications are unstable.)
Status
display
Not lit.
Not lit.
Not lit.
Not lit.
Not lit.
Warning
Code
Warning Name
Meaning
900 hex
Position Deviation
Overflow
The position deviation exceeded the parameter settings (Pn520 (2520
hex) × Pn51E (251E hex)/100).
901 hex
Position Deviation
Overflow Alarm at
Servo ON
The position deviation exceeded the parameter settings (Pn526 (2526
hex) × Pn528 (2528 hex)/100) when the servo was turned ON.
910 hex
Overload
This warning occurs before an overload alarm (A.710 or A.720) occurs. If
the warning is ignored and operation is continued, an alarm may occur.
911 hex
Vibration
Abnormal vibration was detected during motor operation. The detection
level is the same as A.520. Set whether to output an alarm or a warning
by setting Pn310 (2310 hex) (Vibration Detection Switch).
912 hex
Internal Temperature
Warning 1 (Control
Board Temperature
Error)
The surrounding temperature of the control PCB is abnormal.
913 hex
Internal Temperature
Warning 2 (Power
Board Temperature
Error)
The surrounding temperature of the power PCB is abnormal.
920 hex
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.
921 hex
Dynamic Brake Over-
load
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.
923 hex
SERVOPACK Built-in
Fan Stopped
The fan inside the SERVOPACK stopped.
930 hex
Absolute Encoder Bat-
tery Error
This warning occurs when the voltage of absolute encoder’s battery is
low.
Continued on next page.