Dell PowerEdge R420 Systems Owner's Manual

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Boot Settings Screen

Menu Item
Description
Boot Mode
Allows you to set the boot mode of the system.
  • CAUTION: Switching the boot mode may prevent the system from booting if the operating system is not installed in the same boot mode.
If the operating system supports UEFI, you can set this option to UEFI. Setting this field to BIOS allows compatibility with non-UEFI operating systems. By default, the Boot Mode option is set to BIOS.
  • NOTE: Setting this field to UEFI disables BIOS Boot Settings menu. Setting this field to BIOS disables the UEFI Boot Settings menu.
Boot Sequence Retry
Allows you to enable or disable the boot sequence retry feature. If this field is enabled and the system fails to boot, the system reattempts the boot sequence after 30 seconds. By default, the Boot Sequence Retry option is set to Disabled.
BIOS Boot Settings
Allows you to enable or disable BIOS Boot options.
  • NOTE: This option is enabled only if the boot mode is BIOS.
UEFI Boot Settings
Allows you to enable or disable UEFI Boot options. The Boot options include IPv4 PXE and IPv6 PXE. By default, the UEFI PXE boot protocol is set to IPv4.
  • NOTE: This option is enabled only if the boot mode is UEFI.
One-Time Boot
Allows you to enable or disable a one-time boot from a selected device.

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