Ftp Service Problems - Omron CJ1W-ETN21 - 04-2009 Operation Manual

Troubleshooting Procedures
8-4-5

FTP Service Problems

Connection Problems
Connection problem occurred.
Are you unable
to connect to the
Ethernet Unit's FTP
server?
N
Are you unable to
log in?
Y
Memory Card
What type of Memory
Card is it?
EM File
Memory
Can you display
the "EM" directory using ls
from the host
computer?
Y
END
Can you display
the MEMCARD directory
using ls from the host
computer?
Y
END
Y Y
Is the FTP indicator lit?
N
Are the parameter
Y
settings in the host
computer incorrect?
N
N
Have specified
N
banks of the EM Area been
converted to EM File
Memory?
Y
Has the EM File
Memory been initialized?
Y
Replace the CPU Unit.
Is a Memory Card
N N
not inserted in the
PLC?
Y
Y
Is the Memory Card
faulty?
The FTP server is connected to another client.
Wait until the client has finished.
Correct the computer settings. Refer to the
documentation for your computer.
Go to Network Connection Problems.
Check the login name and password settings.
Convert to EM File Memory in the PLC System Setup.
N
Initialize the EM File Memory from the CX-
N
Programmer or other Programming Device.
Insert a Memory Card.
Initialize the Memory Card. If the problem persists,
replace the Memory Card if necessary.
Section 8-4
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