Omron NJ501-1400 User Manual page 217

Event name Event Level Setting Error
Meaning The settings in the event level setting file are not correct.
Source PLC Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
The event level settings are not cor-
rect because the power supply to the
Controller was interrupted or commu-
nications with the Sysmac Studio
were disconnected during a download
of the event level settings.
The event level settings are not cor-
rect because the power supply to the
Controller was interrupted during a
Clear All Memory operation.
Non-volatile memory failed.
Attached None
information
Precautions/ None
Remarks
*1 This event code occurs for unit version 1.03 or later of the CPU Unit.
*2 For details, refer to I/O Operation for Major Fault Level Controller Errors on page 5-6.
Event name PLC System Processing Error
Meaning A fatal error was detected in the PLC Function Module.
Source PLC Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
An error occurred in the software.
Attached None
information
Precautions/ None
Remarks
* For details, refer to I/O Operation for Major Fault Level Controller Errors on page 5-6.
NJ-series CPU Unit Hardware User's Manual (W500)
Source details
Major fault Recovery
Stops. Operation
Data type
---
Correction
Perform a Memory All Clear operation
and then transfer the event level set-
ting file again.
If the error persists even after you
make the above correction, replace
the CPU Unit.
Source details
Major fault Recovery
Stops. Operation
Data type
---
Correction
Contact your OMRON representative.
5 Troubleshooting
Event code
100C0000 hex
None Detection
timing
Cycle the power Log category
supply or reset
the Controller.
*2
Stops.
Name
---
Prevention
Do not interrupt the power supply to
the Controller or disconnect commu-
nications with the Sysmac Studio
during a download of the event level
settings.
Do not interrupt the power supply to
the Controller during a Clear All Mem-
ory operation.
None
Event code 40010000 hex
None Detection
timing
Cycle the power Log category
supply.
*
Stops. A connection to the Sysmac Studio is not possible.
Name
---
Prevention
None
*1
At power ON or
Controller reset
System
5
Continuously
System
5-37