Browse to the module and select it, Click ok, Click finish – Rockwell Automation 1756-RMxx ControlLogix Enhanced Redundancy System User Manual User Manual
Page 256: Launch controlflash software and click next, Other modules’ firmware in the secondary chassis

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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
3. Browse to the module and select it.
4. Click OK.
5. Select the firmware revision to upgrade to and click Next.
6. Click Finish.
The firmware begins to update. When the update is complete, the Update
status dialog box indicates completion.
Step 8: Upgrade the Secondary Redundancy Module Firmware and All Other Modules’
Firmware in the Secondary Chassis
Power on the secondary chassis. Wait 45 seconds before you begin updating the
secondary chassis firmware. During this time, the redundancy module conducts
internal operations to prepare for an upgrade.
Complete these steps to upgrade the firmware in the secondary chassis.
1. Launch ControlFLASH software and click Next.
2. Select the redundancy module catalog number and click Next.
Secondary Chassis
Primary Chassis
1756-RM2/A
1756-RM/B