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9.5.9
Addition of IOC (Category 9)
The fault category Addition of I/O Controller has no fault types or fault descriptions associated with
it. The default fault action for this category is Diagnostic.
Addition of IOC
The CPU generates this error when an IOC that has been faulted returns to operation or when an IOC
is found in the system and the configuration file indicates that no IOC is to be in that slot or when an
IOC is hot inserted.
Correction
1) No action is necessary if the faulted module is in a remote rack and is returning due to a remote
rack power cycle.
2) Update the configuration file or remove the module.
01 hex, Extra Module
Module present, but not configured.
Correction
Update the configuration file or remove the module.
02 hex, Reset Request
Module added back after reset request. No corrective action is necessary.
9.5.10
Loss of or Missing IO Controller (Category 10)
The fault category Loss of IOC has no fault types or fault descriptions associated with it.
Default action: Diagnostic. Configurable.
Note: This fault is always displayed as Fatal in the I/O Fault Table, regardless of its configured
action.
The CPU generates this error when it cannot communicate with an I/O Controller and an entry for
the IOC exists in the configuration file.
This fault is also logged when an IOC is hot removed (No corrective action necessary in this case).
Correction
1) Verify that the module in the slot/bus address is the correct module.
2) Review the configuration file and verify that it is correct.
3) Replace the module.
4) If fault is not resolved, display the controller fault table on the programmer. Contact Technical
Support, giving them all the information contained in the fault entry.
Fault Extra Data for Loss of or Missing IOC
Fault extra data for Loss of or Missing IOC provides additional information for diagnostics by
Technical Support.
GFK-2950C
February 2018
Chapter 9. Diagnostics
437
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