Siemens SIMATIC ET 200AL System Manual page 1034

Setting and determining system diagnostics
4.2 Options for displaying system diagnostics
Procedure
To display an overview of the faulty devices, follow these steps:
1. Select the affected device folder in the project tree.
2. Select the shortcut menu command "Online & Diagnostics".
The online and diagnostics view of the module to be diagnosed is started.
Figure 4-9 Setting online access
3. Make the settings for the interface.
Here you can change an interface access that has already been set for an online
connection that was successfully established previously.
4. Click on the "Go online" button.
The online connection is established.
Result
You can find detailed diagnostics information on each device in the Inspector window, in the
"Diagnostics" section of the area navigation on the "Properties" tab.
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Function Manual, 11/2019, A5E03735838-AF
Diagnostics