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6 Troubleshooting
6-2
Error Description
This section describes the information that is given for individual errors.
6-2-1
Interpreting Error Description
The items that are used to describe individual errors (events) are given in the following copy of an error
table.
Event name
Gives the name of the error.
Meaning
Gives a short description of the error.
Gives the source of the error.
Source
Error
Level
attributes
Effects
User program
Gives the status of the built-in EtherNet/IP port and built-in EtherCAT port indicators. Indicator status is
Indicators
given only for errors in the EtherCAT Master Function Module and the EtherNet/IP Function Module.
Variable
System-
defined
Lists the variable names, data types, and meanings for system-defined variables that provide direct error
variables
notification, that are directly affected by the error, or that contain settings that cause the error.
Assumed cause
Cause and
correction
Lists the possible causes, corrections, and preventive measures for the error.
Attached
This is the attached information that is displayed by the Sysmac Studio or an HMI.
information
Provides precautions, restrictions, and supplemental information. If the user can set the event level, the
Precautions/
event levels that can be set, the recovery method, operational information, and other information is also pro-
Remarks
vided.
*1. One of the following:
Major fault: Major fault level
Partial fault: Partial fault level
Minor fault: Minor fault level
Observation
Information
*2. One of the following:
Automatic recovery: Normal status 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.
*3. One of the following:
System: System event log
Access: Access event log
*4. One of the following:
Continues: Execution of the user program will continue.
Stops: Execution of the user program stops.
Starts: Execution of the user program starts.
*5. If "System Information" is displayed, the information is for OMRON.
6 - 22
Source details
Tells the level of
influence on
Recovery
*1
control.
Tells what will
happen to exe-
Operation
cution of the
*4
user program.
Data type
Correction
Event code
Gives the code of the error.
Gives details on
Detection
the source of
timing
the error.
Gives the recov-
*2
Log category
ery method.
Provides special information on the operation that
results from the error.
Name
Prevention
*5
NJ-series NJ Robotics CPU Unit User's Manual (W539)
Tells when the
error is
detected.
Tells which log
the error is
*3
saved in.
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