Publication 1756-UM523F-EN-P - December 2006
60 Configure the System Redundancy Module
2. Start a switchover. A. Click Synchronization.
B. Choose Initiate Switchover and then choose Yes to continue.
3. Monitor the synchronization progress. A. Click Synchronization Status.
If the controller contains a large project, the system may spend some time
synchronizing the secondary controller.
B. If the Secondary Readiness remains Disqualified:
• Make sure the Auto-Synchronization option = Always.
• See Find the Cause of a Switchover or Disqualification on page 104.
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