System Security Settings screen details........................................................................................35Secure Boot Custom Policy Settings screen details.................................................................... 37Miscellaneous Settings screen details.......................................................................................... 37About Boot Manager...........................................................................................................................38Entering Boot Manager................................................................................................................. 38Boot Manager main menu............................................................................................................ 38About Dell Lifecycle Controller.......................................................................................................... 38Changing the boot order....................................................................................................................38Choosing the system boot mode.......................................................................................................39Creating a system or setup password................................................................................................ 39Using your system password to secure your system........................................................................ 40Deleting or changing system password and setup password.......................................................... 40Operating with a setup password enabled.........................................................................................41Embedded system management........................................................................................................41iDRAC Settings utility...........................................................................................................................41Entering the iDRAC settings utility................................................................................................ 41Changing the thermal settings..................................................................................................... 424 Installing and removing system components...............................................43Safety instructions...............................................................................................................................43Before working inside your system.................................................................................................... 43After working inside your system....................................................................................................... 43Recommended tools.......................................................................................................................... 44Front bezel (optional)..........................................................................................................................44Installing the optional front bezel................................................................................................ 44Removing the optional front bezel...............................................................................................45System cover....................................................................................................................................... 45Removing the system cover......................................................................................................... 45Installing the system cover........................................................................................................... 46Inside the system.................................................................................................................................47Intrusion switch...................................................................................................................................49Removing the intrusion switch.....................................................................................................49Installing the intrusion switch.......................................................................................................50Cooling shroud.................................................................................................................................... 51Removing the cooling shroud.......................................................................................................51Installing the cooling shroud........................................................................................................ 52System memory.................................................................................................................................. 53General memory module installation guidelines.........................................................................54Sample memory configurations................................................................................................... 54Removing a memory module....................................................................................................... 55Installing a memory module......................................................................................................... 56Hard drives...........................................................................................................................................584