Launch controlflash software and click next, Select the module catalog number and click next, Browse to the module and select it – Rockwell Automation 1756-RMxx ControlLogix Enhanced Redundancy System User Manual User Manual
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Rockwell Automation Publication 1756-UM535D-EN-P - November 2012
Appendix C
Upgrade from a Standard Redundancy System or to Another Enhanced Redundancy System
1. If you are replacing and upgrading your controller hardware, remove the
controller from the secondary chassis and replace it with the new
controller.
2. Launch ControlFLASH software and click Next.
3. Select the module catalog number and click Next.
4. Browse to the module and select it.
5. Click OK.
6. Select the firmware revision to upgrade to and click Next.
7. Click Finish.
The firmware begins to update. When the updated is complete, the
Update status dialog box indicates completion.
8. Complete steps
…
for each module in the new secondary chassis,
including the new controllers, if applicable.
Once you have upgraded the firmware for each of the modules in the new
secondary chassis, continue by synchronizing the redundant chassis.
Primary Chassis
Secondary Chassis