Error Codes E400H To E4Ffh (Error Codes Generated During Acyclic Communication) - Mitsubishi Electric Melsec Q Series User Manual

9
TROUBLESHOOTING
9.5.3 Error codes E400
communication)
Error Code
E400 The FDL address of the target DP-Slave is out of the range.
H
The FDL address specified for the target DP-Slave belongs
E401
H
to the local station (QJ71PB92V).
E402 The read data length is incorrect.
H
E403 Read error response.
H
E404 The slot number is incorrect.
H
E405 The index is incorrect.
H
E406 The CommRef number is incorrect.
H
Class1 service of Acyclic communication was executed while
E407
H
I/O data exchange is stopped.
A physical execution error detected, or system switching
E410
H
occurred during service execution in the redundant system.
E411 Execution error on the protocol was detected.
H
E412 Execution error on the application was detected.
H
E420 Read error was detected on the DP-Slave side.
H
E421 Write error was detected on the DP-Slave side.
H
E422 Module error was detected on the DP-Slave side.
H
E423 Processing on the DP-Slave side is not available.
H
E424 Application error was detected on the DP-Slave side.
H
Request-not-supported error was detected on the DP-Slave
E425
H
side.
E426 Incorrect index was detected on the DP-Slave side.
H
E427 Incorrect data length was detected on the DP-Slave side.
H
E428 Incorrect slot number was detected on the DP-Slave side.
H
E429 Incorrect data type was detected on the DP-Slave side.
H
Access to an access-disabled area was attempted from the
E42A
H
DP-Slave side.
E42B Access is not available on the DP-Slave side.
H
E42C The access was rejected on the DP-Slave side.
H
E42D Incorrect access range was detected on the DP-Slave side.
H
E42E Incorrect request was detected on the DP-Slave side.
H
E42F Incorrect data type was detected on the DP-Slave side.
H
Incorrect parameter in the request was detected on the DP-
E430
H
Slave side.
9
- 16 9.5 Error Codes

9.5.3 Error codes E400H to E4FFH (Error codes generated during acyclic communication)

to E4FF
H
Table9.6 Error codes E400
Error Description
(Error codes generated during acyclic
H
to E4FF
H H
Check if the specified FDL address is correct, and retry.
Check if the specified read data length is correct, and retry.
Check the detailed error codes 1 to 3 and take corrective
actions.
Check if the specified slot number is correct, and retry.
Check if the specified index is correct, and retry.
Check if the specified CommRef number is correct, and
retry.
Turn ON the Data exchange start request signal (Y00) to
start I/O data exchange.
Verify that the bit corresponding to the DP-Slave is ON in
the Slave status area (Normal communication detection)
(Un\G23040 to Un\G23047) and then retry.
Check the detailed error codes 2 and 3, and take
corrective actions.
Verify that the bit corresponding to the DP-Slave is ON in
the Slave status area (Normal communication detection)
(Un\G23040 to Un\G23047) and then retry.
Check the detailed error codes 2 and 3, and take
corrective actions.
Check the detailed error codes 2 and 3, and take
corrective actions.
Check if the request data supported by the DP-Slave is
correctly set or not, and retry.
For details, refer to the manual for the DP-Slave.
Error codes E400 to E430
H H
Action
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