IBM x3500 - System - 7977 - Completing the installation

4. Carefully lay the server on its right side.
Adapter retention bracket
Remote Supervisor Adapter II
SlimLine retention tab
Remote Supervisor Adapter II SlimLine
5. Open the rear adapter retention bracket and install the Remote Supervisor
Adapter II SlimLine retention tab on the bracket by clipping it onto the rear
adapter retention bracket.
32 IBM System x3500 Type 7977: User’s Guide