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9 Troubleshooting
NX-series Communications Interface Units User’s Manual (W540)
9-3 Checking for Errors and Troubleshooting on the Support Software
9
9-3-3 Event Codes for Errors and Troubleshooting Proce-
dures
This section describes the information that is given for individual errors.
Controller Error Descriptions
The items that are used to describe individual errors (events) are described in the following copy of
an error table.
Error Descriptions
Event name Gives the name of the error. Event code Gives the code of the error.
Meaning Gives a short description of the error.
Source
Gives the source of the error.
Source
details
Gives details
on the source
of the error.
Detection
timing
Tells when the
error is
detected.
Error
attributes
Level
Tells the level of
influence on
control.
*1
*1. One of the following
Major fault: Major fault level
Partial fault: Partial fault level
Minor fault: Minor fault level
Observation
Information
Recovery
Gives the
recovery
meth
od.
*2
*2. One of the following
Automatic recovery: Normal stat
us is restored automatically when the cause of the error is removed.
Error reset: Normal status is restored when the error is reset after the cause of the error is removed.
Cycle the power supply: Normal status is restored when the power supply to the Controller is turned OFF and then back
ON after the cause of the error is removed.
Controller reset: Normal status is restored when the Controller
is reset after the cause of the error is removed.
Depends on cause: The recovery method depends on the cause of the error.
Log category
Tells which log
the error is
saved in.
*3
*3. One of the following:
System: System event log
Access: Access event log
Effects
User program
Tells what will
happen to exe-
cution of the
user progra
m
.
*4
*4. One of the following:
Continues: Execution of the user progra
m will continue.
Stops: Execution of the user program stops.
Starts: Execution of the user program
starts.
Operation
Provides special information on the operation that
results from the error.
Indicators
Gives the status of the built-in EtherNet/IP port and built-in EtherCAT port indicators. Indicator status is
given only for errors in the EtherCAT Master Function Module and the EtherNet/IP Function Module.
System-defined
variables
Variable Data type Name
Lists the variable names, data types, and meanings for system-defined variables that provide direct
error notification, that are directly affected by the error, or that contain settings that cause the error.
Cause and
correction
Assumed cause Correction Prevention
Lists the possible causes, corrections, and preventive measures for the error.
Attached
information
This is the attached information that is displayed by the Support Software or an HMI.
*5, *6
*5. “System information” indicates internal system information that is used by OMRON.
*6. Refer to the troubleshooting manual for the connected CPU Unit or
Industrial PC for the applicable range of the HMI Trou-
bleshooter.
Precautions/
Remarks
Provides precautions, restrictions, and supplemental information. If the user ca
n set the event level,
the event levels that can be set, the recovery method, operational information, and other information
are also provided.
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