7 Troubleshooting and Maintenance
7-18
CJ-series PROFINET IO Controller Unit Operation Manual for NJ-series CPU Unit (W511)
Effects
User program
Continues
Operation
Cannot load a valid configuration from the memory card
and therefore cannot begin data exchange with IO
Devices until a valid configuration is loaded from the
memory card.
System-defined
variables
Variable
Data type
Name
*_FileRdErr
BOOL
File Read Error
Cause and cor-
rection
Assumed cause
Correction
Prevention
Damaged Memory Card or files
Replace the memory card.
Restore the files on the memory card.
Check memory card and file integrity.
Attached
information
None
Precautions/
Remarks
None
Event name
Error Log Storage Error
Event code
18040000 hex
Meaning
The Error Log data in the non-volatile memory may be corrupted.
Source
Function Module
Source details
CJ-series Unit
Detection
timing
When an attempt
to store an error
fails.
Error attributes
Level
Minor
Recovery
Controller reset
Log category
System
Effects
User program
Continues
Operation
Cannot write to the Error Log and the data stored there
may be corrupted.
System-defined
variables
Variable
Data type
Name
*_ErrLogStorErr
BOOL
Error Log Storage Error
Cause and cor-
rection
Assumed cause
Correction
Prevention
There is a problem with the internal
non-volatile memory or other Unit
hardware problems.
Power interruption during error log
writing.
Restart the Unit.
Replace the Unit.
---
Attached
information
None
Precautions/
Remarks
None
Event name
Invalid Configuration
Event code
38080000 hex
Meaning
The Unit has not been configured correctly.
Source
Function Module
Source details
CJ-series Unit
Detection
timing
At power ON or
reset.
Error attributes
Level
Minor
Recovery
Automatic recov-
ery
Log category
System
Effects
User program
Continues
Operation
Cannot begin data exchange and/or parameterize the
allocated IO Devices until a valid PROFIENT IO Configu-
ration set is transferred to the Unit.
System-defined
variables
Variable
Data type
Name
*_ValidCfgSta
BOOL
Valid Configuration
Cause and cor-
rection
Assumed cause
Correction
Prevention
An invalid configuration has been
transferred to the Unit.
Correct the configuration in CX-Con-
figuratorFDT and download again to
the Unit.
Do not transfer invalid configurations
to the Unit.
Attached
information
None
Precautions/
Remarks
None