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13 Troubleshooting
Event name
NX Unit Startup Error
Meaning
Starting an NX Unit failed.
Source
EtherCAT Master Function Mod-
ule
Error
Level
attributes
Effects
User program
Sys-
Variable
tem-defined
None
variables
Cause and
Assumed cause
correction
A startup error occurred in an NX
Unit.
Attached
Attached information 1: Slot number of the NX Unit where the error occurred
information
Precautions/
None
Remarks
13 - 36
Source details
Minor fault
Recovery
Continues.
Operation
Data type
---
Correction
Cycle the power supply to the
EtherCAT Coupler Unit. If this
error occurs again even after you
cycle the power supply, replace
the NX Unit.
Event code
84C50000 hex
EtherCAT Cou-
Detection
pler Unit
timing
Cycle the power
Log category
supply to the
EtherCAT Cou-
pler Unit or
restart the
EtherCAT Cou-
pler Unit.
The Slave Terminal moves to Safe-Operational
state. I/O refreshing for all of the NX Units that do not
have a startup error in the EtherCAT Slave Terminal
stops.
Name
---
Prevention
None
NX-series EtherCAT Coupler Unit User's Manual (W519)
When power is
turned ON to
the EtherCAT
Coupler Unit,
the Slave Ter-
minal is
restarted, or an
error is reset in
the EtherCAT
Coupler Unit
System
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Table of Contents
Troubleshooting
