Even in CPR9, FactoryTalk Activation Manager can sometimes bridge the gap and read older EVRSI keys moved to a hard drive.
Run the setup file from the installation media. rslogix 500 81000 cpr9 w master disk
SLC 5/01, 5/02, 5/03, 5/04, and 5/05 modular processors. Even in CPR9, FactoryTalk Activation Manager can sometimes