10 TROUBLESHOOTING
10.5 List of Error Codes
231
10
C073H The access destination of the SLMP message
cannot issue this request. (For example, the
number of double word access points cannot be
specified for modules other than a MELSEC iQ-R/
Q/QnACPU.)
Correct the request details of the SLMP message.
C075H The request data length for the label access is out
of range.
• Correct the number of read/write points and send the SLMP
message to the Ethernet-equipped module again.
• Correct the label to shorten the label name and send the SLMP
message to the Ethernet-equipped module again.
C081H The termination processing for the Ethernet-
equipped module that is involved with the
reinitialization processing is being performed, and
arrival of link dedicated instructions cannot be
checked.
Finish all the communications to perform the reinitialization
processing of the Ethernet-equipped module.
C087H IP address of the destination external device
could not be acquired.
• Correct the IP address in the network station number IP
information setting.
• Check if the network or station number of the external device is
correctly specified by using control data of the dedicated
instruction.
• Check if the Ethernet cable is disconnected.
C0B2H There is insufficient space in the receive buffer or
the send buffer of the relay station or external
station for the MELSOFT connection, link
dedicated instructions, or SLMP. (Send receive
buffer full error)
Increase the request interval (execution interval) and execute the
operation.
• Do not access through one station using the MELSOFT
connection, link dedicated instruction, or SLMP.
• Wait for a response to the previous request before sending the
next request.
• Correct the timer setting value for data communication of the
Ethernet-equipped module.
C0B3H A request that cannot be processed was issued
from the CPU module.
• Correct the request details.
• Correct the network number or request destination station number.
C0D4H The number of relay stations to communicate with
other networks exceeds the allowable range.
• Check if the specification (network number/station number) for the
communication destination is correct.
• Check that the number of relay stations accessing the
communication destination is 7 or less.
• Correct the settings in the network station number IP
information setting for the stations from the own station to the
communication destination.
C0D8H The number of specified blocks exceeded the
range.
Correct the number of blocks.
C0D9H The specified subcommand of the SLMP
message is incorrect.
Correct the subcommand.
C1A4H • There is an error with the command,
subcommand, or request destination module I/
O number specified by the SLMP message.
• A function that is not supported by the target
device was executed.
• Correct the command, subcommand, or request destination
module I/O number specified by SLMP message.
• Check the version of the target device.
C1A7H The specified network number is incorrect. Correct the specified network number.
C1A9H The specified device number is incorrect. Correct the specified device number.
C1ADH The specified data length is incorrect. Correct the specified data length.
C1CCH A response with a data length that exceeds the
allowable range was received by the SLMPSND.
• Execute again after correcting the request data so that the
response data length falls within the range.
• If the error occurs again even after taking the above, please
consult your local Mitsubishi representative.
C200H The remote password is incorrect. Correct the remote password, and unlock/lock the remote password
again.
C201H The remote password status of the port used for
communications is in the lock status.
After unlocking the remote password, perform communications.
C202H When another station was accessed, the remote
password could not be unlocked.
When accessing another station, do not set the remote password on
t
he relay station or access station, or do not execute the remote
password check on them.
C203H An error has occurred when checking the remote
password.
Correct the remote password, and unlock/lock the remote password
again.
Error
code
Error definition and causes Action Detailed
information 1
Detailed
information 2
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