5 Troubleshooting
5-82
NJ-series CPU Unit Hardware User’s Manual (W500)
* This event code occurs for unit version 1.03 or later of the CPU Unit.
Event name PLC System Information Event code 40140000 hex
Meaning This event provides internal information from the PLC Function Module.
Source PLC Function Module Source details None Detection
timing
Continuously
Error attributes Level Observation Recovery --- Log category System
Effects User program Continues. Operation Operation is not affected.
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
This event provides internal informa-
tion from the PLC Function Module. It
is recorded to provide additional infor-
mation for another event.
--- ---
Attached
information
Attached information 1: System information
Attached Information 2: System information
Attached information 3: System information
Attached information 4: System information
Precautions/
Remarks
None
Event name Safe Mode Event code 40170000 hex*
Meaning The Controller started in Safe Mode.
Source PLC Function Module Source details None Detection
timing
At power ON or
Controller reset
Error attributes Level Observation Recovery --- Log category System
Effects User program Stops. Operation ---
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
The Controller started in Safe Mode. --- ---
Attached
information
None
Precautions/
Remarks
If the Controller is started when the CPU Unit is in Safe Mode, the CPU Unit will start in PROGRAM mode even if the
startup mode is set to RUN mode.
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