Mitsubishi Electric QJ71LP21 Reference Manual page 251

8 TROUBLESHOOTING
Error Code
Error Contents and Cause
*1
(SD0)
When performing a parameter I/O allocation the intelligent
function module/special function module could not be
accessed during initial communications.
1411
(On error occurring, the head I/O number of the
corresponding intelligent function module/special function
module is stored in the common information.)
The FROM/TO instruction set could not be executed, due
to a system bus error with the intelligent function module/
1412 special function module.
(On error occurring, the program error location is stored in
the individual information.)
In a multiple CPU system, a CPU module incompatible
with the multiple CPU system is mounted.
1413
An error is detected on the system bus.
• Self-diagnosis error of the system bus.
• Self-diagnosis error of the CPU module
• Fault of the loaded module was detected.
• In a multiple CPU system, a CPU module incompatible
with the multiple CPU system is mounted.
1414
An error is detected on the system bus.
*1 : Characters in parentheses ( ) indicate the special register numbers where individual information is being stored.
*12 : The target is the function version B or later.
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Corrective Action
Reset the CPU module and RUN it again. If the same
error is displayed again, the intelligent function module/
special function module, CPU module or base unit is
faulty. (Contact your nearest Mitsubishi representative.)
• Remove the CPU module incompatible with the multiple
CPU system from the main base unit, or replace the
CPU module incompatible with the multiple CPU
system with a CPU module compatible with the multiple
CPU system.
• The intelligent function module, CPU module or base
unit is faulty. (Contact your nearest Mitsubishi
representative.)
Reset the CPU module and RUN it again. If the same
error is displayed again, the intelligent function module,
CPU module or base unit is faulty. (Contact your nearest
Mitsubishi representative.)
• Remove the CPU module incompatible with the multiple
CPU system from the main base unit, or replace the
CPU module incompatible with the multiple CPU
system with a CPU module compatible with the multiple
CPU system.
• Reset the CPU module and RUN it again. If the same
error is displayed again, the intelligent function module,
CPU module or base unit is faulty. (Contact your
nearest Mitsubishi representative.)
Reset the CPU module and RUN it again. If the same
error is displayed again, the intelligent function module,
CPU module or base unit is faulty. (Contact your nearest
Mitsubishi representative.)
MELSEC-Q
Corresponding CPU
Rem
*12
Q00J/Q00/Q01
*12
Qn(H)
QnPH
QCPU
Rem
*12
Q00J/Q00/Q01
*12
Qn(H)
QnPH
*12
Q00J/Q00/Q01
Qn(H)
QnPH
QnPRH
Rem
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