Mitsubishi Electric MELSEC iQ-R Series User Manual page 191

Error Error definition and causes
code
C202H When another station was accessed, the
remote password could not be unlocked.
C203H An error has occurred when checking the
remote password.
C204H The device is different from the one
requesting the remote password unlock
processing.
C207H The file name has too many characters.
C208H The password length is out of range.
C612H The module processing was completed
with an error.
C613H The module processing was completed
with an error.
C615H The module processing was completed
with an error.
C810H Remote password authentication has
failed when required.
C811H Remote password authentication has
failed when required.
C812H Remote password authentication has
failed when required.
C813H Remote password authentication has
failed when required.
C814H Remote password authentication has
failed when required.
C815H Remote password authentication has
failed when required.
C816H The security function was activated and
remote password authentication cannot be
performed.
C842H The routing setting is not set to reach to
the destination network No..
C844H Incorrect frame was received.
• Unsupported command
C900H Communication failed.
C901H The size of the request data to the
external device or response data from the
external device exceeds the range
supported for communications.
C902H Communication was interrupted because
no response was returned from the
external device.
C903H Failed to send request to the external
device.
Action
When accessing another station, do not set the remote password on the
relay station or access station, or do not execute the remote password check
on them.
Correct the remote password, and unlock/lock the remote password again.
Request the lock processing of the remote password from the external
device that requested the unlock processing of the remote password.
Name the file with 255 characters or less.
Set the password within 6 to 32 characters.
• Execute the communication status test, and if the test was completed with
an error, take the corrective action.
• Perform the module communication test to check for module errors.
• Execute the communication status test, and if the test was completed with
an error, take the corrective action.
• Perform the module communication test to check for module errors.
• Execute the communication status test, and if the test was completed with
an error, take the corrective action.
• Perform the module communication test to check for module errors.
Set a correct password and perform password authentication again.
Set a correct password and perform password authentication again one
minute later.
Set a correct password and perform password authentication again 5
minutes later.
Set a correct password and perform password authentication again 15
minutes later.
Set a correct password and perform password authentication again 60
minutes later.
Set a correct password and perform password authentication again 60
minutes later.
Set a correct password and perform password authentication again after a
certain period of time.
• Execute the link dedicated instruction again after correcting the target
network No./station No..
• When the dynamic routing is used, check that the communication path to
the destination network No. is confirmed.
• When the dynamic routing is not used, or the module of the series other
than MELSEC iQ-R is included, retry the link dedicated instruction after
correcting the routing setting.
• Replace the network module with a module of the version supporting the
function that has been executed.
• If the error occurs again even after taking the above, please consult your
local Mitsubishi representative.
Do not execute communication from multiple engineering tools to the same
master station simultaneously.
Correct the size of the request data or response data to within 1500 bytes.
Execute the communication test, and if the test was completed with an error,
take corrective action.
• Correct the IP address of the external device.
• Check if the subnet mask of the external device matches the master
station.
• Check if the communication speed matches the external device.
• Check that the cable is connected properly, and there is no error.
Detailed
information 1
Detailed
information 2
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4 TROUBLESHOOTING
189
4.5 List of Error Codes
4