Omron ns series Operation Manual page 96

4-1 Troubleshooting
4-1-2 FINS Command and System File Error Messages
Message
• Cannot open I/O comment
file.
• Cannot open I/O comment file
folder.
I/O comment file does not exist. An I/O comment file does not exist
Cannot open System
initialization file.
Error detected among system
processes. Do you want to exit
the application?
94
Probable cause
This message is showed when I/O
comment file is not set or the I/O
comment file cannot be read
because of a Memory Card error.
when setting I/O comment file.
Ladder Monitor System
Initialization file (plcon.ini) does
not exist or the System
Initialization file cannot be
accessed because the Memory
Card is corrupted.
Process error becomes an error
on the Ladder Monitor system.
Countermeasure
Check if the Memory Card can be read
normally in a computer. Also, check if an I/O
comment file is stored in a Memory Card. If the
specified I/O comment file is not in the
Memory Card, copy the file to the ldrdata
folder of Memory Card.
Check if the Memory Card can be read
normally in a computer. Check if there is a
System Initialization file. If not, copy the
System Initialization file from the CD-ROM to
the ldnmt folder in the Memory Card. If the
System Initialization file is read-only, set it to
read/write.
Exit the Ladder Monitor and restart the PT.