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11.4 Error Codes
11.4.3 Error code list
11
TROUBLESHOOTING
Table11.16 Error code list (Continued)
(Continued on next page)
Error code Error Name Error definition Corrective Action
Occurrence
1) 2) 3) 4) 5)
737C
H
(29564)
Simultaneous
execution error
Two kinds of dedicated instructions
were executed simultaneously on the
same channel.
Execute the next instruction after
completion of the currently executing
instruction.
7380
H
(29568)
CPU response
monitoring timer
timeout
The CPU response monitoring timer
timed out in the slave function.
• If an error has occurred in the
programmable controller CPU,
remove the error.
• Set a larger value for the CPU
response monitoring timer.
7381
H
(29569)
Function code error
A request message with a function
code that is not supported by the
QJ71MB91 slave function was
received.
Confirm the function codes supported
by the QJ71MB91 slave function, and
review the request message to be sent.
7382
H
(29570)
Sub-code error
The request message with a sub-code
that is not supported by the QJ71MB91
slave function was received.
Confirm the sub-codes supported by
the QJ71MB91 slave function, and
review the request message to be sent.
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