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13 Troubleshooting
NX-series EtherCAT Coupler Unit User’s Manual (W519)
13-3 Checking for Errors and Troubleshooting on the Sysmac Stu-
dio
13
13-3-2 Event Codes for Errors and Troubleshooting Procedures
Event name NX Unit Initialization Error Event code 84C10000 hex
Meaning Initializing an NX Unit failed.
Source EtherCAT Master Function Mod-
ule
Source details EtherCAT Cou-
pler Unit
Detection
timing
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
Error
attributes
Level Minor fault Recovery Reset error in
EtherCAT Cou-
pler Unit.
Log category System
Effects
User program
Continues. Operation The Slave Terminal moves to Safe-Operational
state. I/O refreshing for all of the NX Units in the
EtherCAT Slave Terminal stops.
Sys-
tem-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
An error occurred in processing
the EtherCAT Coupler Unit.
Set and save the Unit configura-
tion information in the EtherCAT
Coupler Unit again.
If this error occurs again, check
that there are no errors in the NX
Unit settings and I/O data map-
ping information, and correct any
errors that are found.
Correctly set NX Units and I/O
data mapping information, and set
and save the Unit configuration
information in the EtherCAT Cou-
pler Unit.
An initialization error occurred in
an NX Unit.
Cycle the power supply to the rel-
evant NX Unit.
If the error occurs again, replace
the NX Unit.
None
The Enabled Channel Settings for
all channels of the Analog Input
Unit are set to Disable.
The Enabled Channel Settings for
all channels of the Analog Output
Unit are set to Disable.
Set the Enabled Channel Setting
to Enable for at least one channel.
Set the Enabled Channel Setting
to Disabled for only the unused
channels.
Attached
information
Attached information 1: Unit number of the NX Unit where the error was detected
Precautions/
Remarks
None
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