Rockwell Automation 5000,D50006.2.10 PI INSTALLATION MANUAL - Manual (Page 159)

Installing and Removing a Module
Appendix A
A-3
3. Pull the thumb tab slightly further right, then insert your fingers
under the left edge of the memory board and lift.
Flip the memory board over to expose the connector.
17221
4. Push out the locking tabs to separate the connectors and pull the
memory board from the module.
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Module Memory Board
You can now install a new memory board.