Omron CJ1W-ECT21 Operation Manual page 131

Stops: Execution of the user program stops.
Starts: Execution of the user program starts.
*5. Refer to the appendices of the NJ/NX-series Troubleshooting Manual (Cat. No. W503) for the applicable range of the
HMI Troubleshooter.
 Error Descriptions
Event name ESC Error
Meaning An error occurred in the EtherCAT slave communications controller.
Source PLC Function Module
Error Level
attributes
Effects User program
Sys- Variable
tem-defined
None
variables
Cause and Assumed cause
correction
An error occurred in the EtherCAT
slave communications controller.
Attached None
information
Precautions/ None
Remarks
Event name Special Unit Memory Error
Meaning An error occurred when writing to internal memory where the error log is saved.
Source PLC Function Module
Error Level
attributes
Effects User program
Sys- Variable
tem-defined
None
variables
Cause and Assumed cause
correction
Non-volatile memory failure
Attached None
information
Precautions/ None
Remarks
CJ-series EtherCAT Slave Units Operation Manual for NJ-series CPU Unit (W542)
Source details
Minor fault Recovery
Continues. Operation
Data type
---
Correction
Replace the EtherCAT Slave Unit. None
Source details
Minor fault Recovery
Continues. Operation
Data type
---
Correction
Replace the EtherCAT Slave Unit. None
5 Troubleshooting
Event code 05400000 hex
CJ-series Unit Detection
timing
Cycle the power Log category
supply
The EtherCAT communications stops in Init state.
Name
---
Prevention
Event code 05410000 hex
CJ-series Unit Detection
timing
Cycle the power Log category
supply
Not affected.
Name
---
Prevention
At power ON or
Controller reset
System
5
At power ON,
Controller reset,
or error log
save
System
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