4. Select PLC > Module Information.
Result: The "Module Information" tab appears for the CP 440. The "General" tab is displayed
by default the rst time you call it.
5. Select the "Diagnostic Buer" tab.
Result:The latest diagnostic events of the CP 440 are displayed in plain text on the
"Diagnostic Buer" tab. Any "result details" on the cause of the problem appears in the lower
part of the tab.
The event's numeric code is displayed in the "Event ID" eld. The 16#F1C8 prex is xed. By
clicking the "Help on Event" button you can display the help text on the event text.
If you click the "Update" button, the current data is read from the CP 440. By clicking the "Help
on Event" button you can display a help text on the selected diagnostic event with information
on error correction.
Diagnostics with the CP 440
8.4 Diagnostics via the diagnostic buer of the CP 440
Point-to-point connection CP 440 Installation and Parameter Assignment
Equipment Manual, 03/2022, A5E00057742-AE 105
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