Mitsubishi Electric QJ71LP21 Reference Manual page 243

8 TROUBLESHOOTING
Error Code
Error Contents and Cause
*1
(SD0)
1000
1001
1002
1003
1004
Run mode suspended or failure of main CPU
1005
• Malfunctioning due to noise or other reason
• Hardware fault
1006
1007
1008
• An error is detected on the power supply module, CPU
module, base unit or extension cable.
1009
• The redundant power supply module failure is detected
in both systems.
Entire program was executed without the execution of an
1010
END instruction.
• When the END instruction is executed it is read as
1011
another instruction code, e.g. due to noise.
• The END instruction has been changed to another
1012
instruction code somehow.
The SFC program cannot be normally terminated due to
noise or other reason.
• The SFC program cannot be normally terminated due
1020
to noise or any similar cause.
• The SFC program cannot be normally terminated for
any other reason.
:
*1 Characters in parentheses ( ) indicate the special register numbers where individual information is being stored.
: This applies to the CPU of function version B or later.
*12
: This applies to the CPU with serial No. of first 5 digits "04101" or later.
*14
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Corrective Action
• Take noise reduction measures.
• Reset the CPU module and RUN it again.If the same
error is displayed again, this suggests a CPU module
hardware fault.(Contact your nearest Mitsubishi
representative.)
Reset the CPU module and RUN it again.If the same error
is displayed again, the power supply module, CPU
module, main base unit, extension base unit or extension
cable is faulty.
(Contact your nearest Mitsubishi representative.)
• Take noise reduction measures.
• Reset the CPU module and RUN it again. If the same
error is displayed again, this suggests a CPU module
hardware fault. (Contact your nearest Mitsubishi
representative.)
MELSEC-Q
Corresponding CPU
Q00J/Q00/Q01
Qn(H)
QnPH
QnPRH
Q00J/Q00/Q01
Qn(H)
QnPH
QnPRH
Rem
Q00J/Q00/Q01
Qn(H)
QnPH
QnPRH
Qn(H)
QnPH
QnPRH
*12
Q00J/Q00/Q01
*14
Qn(H)
QnPH
QnPRH
*12
Q00J/Q00/Q01
QnPH
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