Dell PowerEdge M420 Hardware Owner's Manual - Page 139

Entering the UEFI Boot Manager 1 Turn on or restart your system. 2 Press after you see the following message: = UEFI Boot Manager NOTE: The system does not respond until the USB keyboard is active. NOTE: The Boot Mode option in System Setup must be set to UEFI to access the UEFI Boot Manager. If your operating system begins to load before you press , allow the system to finish booting, and then restart your system and try again. UEFI Boot Manager Screen Option Continue UEFI Boot Settings System Utilities Description Selecting this option executes the current boot options in listed order. The list of current boot options is displayed, with an asterisk. Select the boot option you wish to use and press . Enables you to add, delete, enable, disable, and change boot options, or execute a one-time boot option. Enables you to access the legacy System Setup program, System Services, and BIOS-level boot options. UEFI Boot Settings Screen Option Add Boot Option Delete Boot Option Enable/Disable Boot Option Change Boot Option One-Time Boot From File Description Adds a new boot option. Deletes an existing boot option. Disables and enables a boot option in the boot option list. Changes the order of the boot option list. Sets a one-time boot option not included in the boot option list. Using the System Setup Program and UEFI Boot Manager 139