When The Coincidence Detection Interrupt Does Not Occur - Mitsubishi MELSEC-Q Series User Manual

15
TROUBLESHOOTING
15.1.6

When the coincidence detection interrupt does not occur

Check item
Is the Q00J/Q00/Q01CPU (function version A) used
as the programmable controller CPU?
Is the module configured as a network module
(remote I/O station)?
Is the setting made on [Interrupt pointer setting] of
[Intelligent function module setting] in [PLC
parameter] correct?
Is the way to use the program execution control
instruction such as the IMASK correct?
Does the count value coincidence (X15, X19, X1D)
remain ON?
Change the CPU module to the one which supports the
intelligent function module event interrupt. (refer to Section
2.3)
Configure the module as the programmable controller CPU.
(refer to Section 2.3)
Check the intelligent function module interrupt pointer setting.
Check the sequence program.
Reset (OFF) the count value coincidence (X15, X19, X1D) by
the coincidence signal reset command (Y14 to Y16).
15.1.6 When the coincidence detection interrupt does not occur
Action
15.1 Troubleshooting Flow
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