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Appendix 7. Explanation of Alarms
Appendix 7.10 Multi CPU Errors (A)
A01 MULTI CPU ERROR 2500
Details
- There is a program file that uses a device that is out of the range set in the PLC parameter
device setting.
- After the PLC parameter device setting is changed, only the parameter is written into the
PLC.
Remedy
- Read the common information of the error using a programming tool, check to be sure that
the parameter device allocation setting and the program file device allocation correspond
to the numerical values there (file name), and correct if necessary.
- If PLC parameter device setting is changed, batch-write the parameter and program file
into the PLC.
Details
- After the PLC parameter index modification setting is changed, only the parameter is
written into the PLC.
Remedy
- If PLC parameter index modification setting is changed, batch-write the parameter and
program file into the PLC.
A01 MULTI CPU ERROR 2501
Details
- There are multiple program files although "none" has been set at the PLC parameter
program settings.
Remedy
- Edit the PLC parameter program setting to "yes".
Alternatively, delete unneeded programs.
A01 MULTI CPU ERROR 2502
Details
- The program file is incorrect.
Alternatively, the file contents are not those of a sequence program.
Remedy
- Check whether the program version is ***.QPG, and check the file contents to be sure they
are for a sequence program.
A01 MULTI CPU ERROR 2503
Details
- There are no program files at all.
(The common information displays the drive name only.)
Remedy
- Check program configuration.
- Check parameters and program configuration.