Mitsubishi Electric MELIPC MI5000 Series, User Manual

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8 DIAGNOSTIC AND MAINTENANCE FUNCTIONS
8.4 Event History Function
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8.4
Event History Function
This function collects and saves the following information: errors detected by this product, operations performed for this
product, and errors occurred on a network.
Saved information about errors and operation can be checked in chronological order of occurrence using MI Configurator.
This function can be used to investigate problems that have occurred with equipment and devices, check the update status of
control data of this product, and detect unauthorized access.
Events output by Windows as standard use the Windows standard event function.
Logging of the event history
This collects and saves events occurring on the product as well as event history for other stations administered by the
product.
Detailed information, such as the operation initiator information, is saved for troubleshooting when the event history is saved.
For details on events to save, refer to the following.
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Page 253 Event List
Save capacity settings
Configure the save capacity for event history files using "Event History Setting" of "RAS Setting".
Window
[Basic Parameter]  [RAS Setting]  [Event History Setting]
Displayed items
Saving using the C Controller module dedicated function
Event history can be registered from a user program by executing the C Controller module dedicated function
(CCPU_RegistEventLog).
In this case, the event type is "Operation".
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Function list
For details on the C Controller module dedicated functions, refer to the following manual.
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MELIPC MI5000 Series Programming Manual (VxWorks)
Item Description Setting range
Save-capacity settings Set the storage capacity per event history file.
Setting a large save quantity enable saving of a larger number of events. 2 to 2048 (KB) (1 KB units)
(Default: 128 KB)
Function name Description
CCPU_RegistEventLog Registers event logs in the event history of a MELIPC.