11 - 30
MELSEC-F
TROUBLESHOOTING
11
11 - 30
Error code
(abnormal
code)
Description of error
Error handling
Storage destination
In
itia
l
Ope
n
Fi
xe
d
sendin
g
Conn
ectio
n
Erro
r cod
e
lo
g
BFM#
105
BFM#
124
BFM#
125
BFM#
126
BFM#
229
BFM#
22649
C143
H
Cannot communicate with the POP3 server.
(Reset response)
• Check if the POP3 server is busy.
C144
H
Could not receive a response from the POP3
server.
• Check whether or not the POP3 server is
faulty.
• Check whether or not there is too much load
on the network.
• Check that the correct password is being
sent to the POP3 server.
C145
H
Forcibly disconnected from the POP3 server.
• Check whether or not the POP3 server is
faulty.
C146
H
Could not close the POP3 server.
• Check whether or not the POP3 server is
faulty.
• Check whether or not there is too much load
on the network.
C147
H
Closing the POP3 server gave an error
response.
• Check whether or not the POP3 server is
faulty.
C150
H
POP3 server authentication error
• Check the status of the POP3 server.
C151
H
The Ethernet module's mail address (e-mail
address setting parameter) is different from the
account name in the mailbox on the server side.
• Check the account name in the mailbox on
the server side and correct the mailbox
account set for the Ethernet module.
C152
H
The Ethernet module's password (e-mail setting
parameter) is different from the password on the
server side.
• Check the password on the server side and
correct the password set for the Ethernet
module.
C153
H
An error occurred when getting the received
mail list.
(Failed to obtain the list of arrived mail at the
POP3 server.)
• Check the status of the POP3 server.
• Send again after arbitrary set time has
passed.
C154
H
An error occurred when receiving a mail.
(Cannot read e-mail from the POP3 server.)
• Check whether or not the mail is compressed
or encrypted.
• Check that the sending side has the same e-
mail specifications as the Ethernet module.
(encode/decode, file format, etc.)
C160
H
Received a response from the DNS server after
timeout.
• Check whether or not there is too much load
on the network.
• Check the status of the DNS server.
C161
H
Could not receive a response from the DNS
server.
C162
H
An error is returned from DNS server.
• Check if the DNS server's IP address setting
is correct or not.
• Check if the mail server name setting (SMTP
server name, POP server name) is correct or
not.
• Check with the network administrator or
similar person that the DNS function of the
server set in the DNS setting" is being
performed.
C163
H
C171
H
to
C17F
H
C180
H
Multiple instructions for mail communication
• Mail receiving instruction was issued while
receiving a mail.
• Mail sending instruction was issued while
sending a mail.
• Issue the instruction for sending or receiving
a mail after checking the mail send or receive
status.
C1A0
H
An illegal request was made.
• Execute again.
If the same error occurs, the Ethernet
module's hardware may be faulty.
Consult your nearest branch office or dealer
with the details of the errors.
C1A2
H
A response to a request could not be received. • Review and correct the response wait time.
C1A5
H
The designation of the target station or clear
target were incorrect.
• Correct the designated value of the target
station or clear target.
C1A6
H
Incorrect connection number was designated.
• Designate the connection number within the
range of 1 to 8.