Quick start
3.2 Using STEP 7
Diagnostics
Function Manual, 09/2016, A5E03735838-AD
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Getting started with STEP 7 gives you fast access to detailed diagnostics information.
● A project has been created.
● The project has been downloaded to the CPU.
● An error has occurred.
● The programming device must be able to establish a connection to the CPU via an
interface.
Determining diagnostics information using STEP 7
To determine diagnostics information using STEP 7, follow these steps:
1. Open the respective project in STEP 7.
2. Open the portal view of STEP 7.
3. Select the "Online & Diagnostics" portal.
4. Select the "Online status" action.
The "Select device" dialog opens. The dialog is an image of the configured devices in the
project.
Figure 3-3 Device selection for online connection in the portal view
5. Activate the "Go online" option button for the device that you want to use to establish an
online connection.
6. Click on the "Go online" button.
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