Mitsubishi Electric QS001CPU User Manual page 131

12
TROUBLESHOOTING
Error
Code Error Contents and Cause
(SD0)
1000
Runaway or failure of the main CPU
• Malfunctioning due to noise or other
reason
1001
• Hardware fault
1002
1003
1004
1006
• The power supply module detected
an incorrect power waveform.
1009 • A failure is detected on the power
supply module, CPU module, or base
unit.
Entire program was executed without
the execution of an END instruction.
• When the END instruction is
executed it is read as another
1010
instruction code, e.g. due to noise.
• The END instruction has been
changed to another instruction code
somehow.
1030
Run mode suspended or failure of main
CPU
• Malfunctioning due to noise or other
1031
reason
• Hardware fault
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.(Please consult your
local Mitsubishi representative.)
• Correct the power waveform applied
to the power supply module.
• Reset the CPU module and RUN it
again.If the same error is detected
again, it is considered that the power
supply module, CPU module, or base
unit is failure. (Please consult your
local 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. (Please consult your
local 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. (Please consult your
local Mitsubishi representative.)
12.3 Error Code List
12.3.3 Error code list (1000 to 1999)
9
10
Corresponding
CPU
11
12
QS
QS
QS
12
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