Mitsubishi Electric QS001CPU User Manual page 178

Qscpu series safety programmable controller melsec-qs series
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12
TROUBLESHOOTING
Error code
Error item
(Hexadecimal)
408A
H
408B
H
408D
H
Other errors
408E
H
4103
H
CPU mode
4110
H
error
4121
H
4122
H
File-related
4123
H
errors
4124
H
12
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12.5 Error codes returned to request source during communication with CPU module
Table12.10 Error code (Continue)
Error details
The file capacity was exceeded by the write
during Run.
The remote request cannot be executed.
The instruction code that cannot be handled
exists.
The write step is illegal.
The instruction written during RUN is wrong or
illegal.
Since the CPU module is in a stop error
status, it cannot execute the request.
The specified drive (memory) or file does not
exist.
The specified drive (memory) or file does not
exist.
The specified drive (memory) is abnormal.
The specified drive (memory) is abnormal.
Corrective action
• Check the capacity of the specified program file.
• Write the program after setting the CPU module to the
STOP status.
• Reexecute after the CPU module is in a status where
the mode request can be executed.
• For remote operation, set the parameter to "Enable
remote reset".
• Check whether the model of the used CPU module is
correct or not.
• The sequence program where online program change
was attempted includes the instruction that cannot be
handled by the CPU module model name set in the
project. Reexamine the sequence program and delete
that instruction.
• Write the program after setting the CPU module to the
STOP status.
• The starting position of online program change is not
specified with the correct program step No. Check
whether the used peripheral device supports the CPU
module model name and CPU module version set in
the project.
Execute online program change again, or write the
program after setting the CPU module to the STOP
status.
Execute the request again after resetting the CPU
module.
Execute again after checking the specified drive
(memory) or file.
Execute again after checking the specified drive
(memory) or file.
Execute PLC memory format to make the drive (memory)
normal.
In the case of the Flash ROM, check the data to be
written to the Flash ROM, and write them to the Flash
ROM.
Execute PLC memory format to make the drive (memory)
normal.
In the case of the Flash ROM, check the data to be
written to the Flash ROM, and write them to the Flash
ROM.

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