Scenario 3 - Replacement Device SNN is Different from Original and No Safety Signature Exists
- Remove the old I/O device and install the new device.
- Right-click your safety I/O device and select Properties.
- In the navigation pane, click Safety.
- Click Reset Ownership.

- Click OK.
- Follow your company-prescribed procedures to functionally test the replaced I/O device and system and to authorize the system for use.
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