Mitsubishi Electric MELSEC Q Series User Manual page 231

9
TROUBLESHOOTING
Table 9.6 Communication error of the EtherNet/IP module (Continued)
Error code
Error
(Hex.)
C1AC
H
C1AD
H
C1AE
H
C1AF
H
C1B0
H
C1B1
H
Extended error
C1B2
H
C1B3
H
C1B4
H
C1B5
H
Error detail
No port is available.
The port specified in the port segment is not
available or does not exist.
Link address is invalid.
The link address specified in the port segment is
invalid.
Invalid segment in Connection Path.
The segment type or segment value in
Connection Path is invalid.
Error in Forward_Close service Connection Path.
The path in Forward_Close service does not
match the connection being closed.
Scheduling is not specified.
Either the schedule network segment was not
present or the encoded value in the schedule
network segment is invalid (0).
The link address to the own station is invalid.
The link address in the port segment, which
points to the same device (loopback to the own
station) is invalid.
Secondary resources are unavailable.
In a dual chassis redundant system, a
connection request that is made to the primary
system shall be duplicated on the secondary
system.
The secondary system is unable to duplicate the
connection request.
Rack connection is already established.
A request for a module connection has been
refused because the corresponding data is
already included in a rack connection.
Module connection is already established.
A request for a rack connection has been refused
because the corresponding data is already
included in a module connection.
A connection-related error occurred.
This extended status is returned when no other
extended status code applies for a connection-
related error.
Action
Find the conditions for the target device to notify
this error and take measures.
( the manual for the target device)
Check if the tag name or data size matches the
tag of the target device.
Find the conditions for the target device to notify
this error and take measures.
( the manual for the target device)
9.4 Error Code
9.4.2 Error code list
9
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