4 Configuring the system36Opening the serverCaution! Before you proceed, make sure that you have turned offyour system and all peripherals connected to it. Read the“Preinstallation instructions” on page 34.You need to open the server before you can install additionalcomponents. The top panel is removable to allow access to the system’sinternal components. Refer to the following sections for instructions.Before opening the serverBefore opening the server, observe the following precautions:1 Turn off the system and all the peripherals connected to it.2 Unplug all cables from the power outlets.3 Place the system unit on a flat, stable surface.Note: Because of the R710 design specification, the top panelneeds to be removed to access the system board.