Verilink Red Zone Encryption (REMS) (880-502423-001) Product Manual - Manual (Page 96)

Installing and Replacing Plug-in Modules
10-6 Red Zone Encryption Management System (REMS) User Manual
4. Loosen the thumbscrews at each outer edge of the module. (See
instructions in the previous section.)
5. Remove the front module. Follow the instructions as described in
Removing and replacing and plug-in modules, above.
6. Slide the module out of the dual-line shelf and put it in an ESD-
protective bag or box.
7. Install the replacement module following the instructions in the
previous section.