Mitsubishi QJ71LP21 Reference Manual page 267

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 is not
executable, due to a control 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
*1 Characters in parentheses ( ) indicate the special register numbers where individual information is being
:
stored.
*12 This applies to the CPU module of 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
local 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 local 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 local Mitsubishi
representative.)
MELSEC-Q
Corresponding
CPU
Rem
Q00J/Q00/
*12
Q01
*12
Qn(H)
QnPH
QCPU
Rem
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