A - 95
Appendices
G5-series Linear Motors/Servo Drives With Built-in EtherCAT Communications
A-3 Sysmac Error Status Codes
A
A-3-1 Error Table
A-3 Sysmac Error Status Codes
This section lists and describes the error event codes that you can see in Sysmac Studio.
The errors that may occur for this Unit are listed below.
The Level column of the table uses the following abbreviations:
Refer to the NJ-series Troubleshooting Manual (Cat. No. W503) for all of the event codes that may
occur in an NJ-series Controller.
A-3-1 Error Table
Abbreviations Name
Maj Major fault level
Prt Partial fault level
Min Minor fault level
Obs Observation
Info Information
Event
code
Event name Description Assumed cause
Level
Reference
Maj
Prt
Min
Obs
Info
04A8 0000
hex
Control
Power
Supply
Undervoltage
The voltage between
the positive and
negative terminals in
the control power
supply converter
dropped below the
specified value.
• Power supply
undervoltage.
• The power supply voltage
dropped because there
was inrush current when
the main power supply was
turned ON.
• A momentary power
interruption occurred.
• The Servo Drive failed.
3 P.A-110
04A9 0000
hex
Overvoltage The power supply
voltage exceeded the
allowable input voltage
range.
• The voltage between the
positive and negative
terminals in the control
power supply converter
exceeded the specified
value.
• The voltage was suddenly
increased by the phase
advance capacitor or the
uninterruptible power
supply (UPS).
• The Regeneration Resistor
wiring is broken.
• The External Regeneration
Resistor is not suitable.
• The Servo Drive failed.
3 P.A-111
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